BE863429A - Derives de l'acide quinoleine-carboxylique - Google Patents
Derives de l'acide quinoleine-carboxyliqueInfo
- Publication number
- BE863429A BE863429A BE2056647A BE2056647A BE863429A BE 863429 A BE863429 A BE 863429A BE 2056647 A BE2056647 A BE 2056647A BE 2056647 A BE2056647 A BE 2056647A BE 863429 A BE863429 A BE 863429A
- Authority
- BE
- Belgium
- Prior art keywords
- quinolein
- carboxylic acid
- acid derivatives
- derivatives
- carboxylic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D215/48—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
- C07D215/54—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 3
- C07D215/56—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 3 with oxygen atoms in position 4
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Communicable Diseases (AREA)
- Pharmacology & Pharmacy (AREA)
- Oncology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Quinoline Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5621977A JPS53141286A (en) | 1977-05-16 | 1977-05-16 | Novel substituted quinolinecarboxylic acid |
Publications (1)
Publication Number | Publication Date |
---|---|
BE863429A true BE863429A (fr) | 1978-05-16 |
Family
ID=13020985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE2056647A BE863429A (fr) | 1977-05-16 | 1978-01-30 | Derives de l'acide quinoleine-carboxylique |
Country Status (11)
Country | Link |
---|---|
US (1) | US4146719A (fr) |
JP (1) | JPS53141286A (fr) |
AU (1) | AU512940B2 (fr) |
BE (1) | BE863429A (fr) |
CA (1) | CA1178961A (fr) |
DE (1) | DE2804097C3 (fr) |
FR (1) | FR2391210A1 (fr) |
GB (1) | GB1574285A (fr) |
HK (1) | HK10385A (fr) |
HU (1) | HU176265B (fr) |
SE (1) | SE436129B (fr) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0000203A1 (fr) * | 1977-07-01 | 1979-01-10 | Ciba-Geigy Ag | 1-Ethyl-7-chloro-6-fluoro-4-quinolone-3-acide carboxylique, sa préparation et son application comme bactéricide pour plantes |
FR2403339A1 (fr) * | 1977-09-20 | 1979-04-13 | Bellon Labor Sa Roger | Nouveaux acides dialkylamino-7 halogeno-6 oxo-4 dihydro-1,4 quinoleine-3 carboxyliques, procede pour leur preparation, et leur application comme medicament |
EP0009425A1 (fr) * | 1978-08-25 | 1980-04-02 | Société anonyme dite: LABORATOIRE ROGER BELLON | Dérivés de la naphtyridine et compositions pharmaceutiques les contenant |
WO1986006630A1 (fr) * | 1985-05-14 | 1986-11-20 | Beecham Group P.L.C. | Utilisation de derives de quinolone pour le traitement de la pneumonie mycoplasmatique chez les porcs |
EP0142426A3 (fr) * | 1983-11-14 | 1986-12-17 | Merck & Co. Inc. | Formulation ophtalmique contenant de la norfloxacine et antibiotiques apparentés |
EP0210513A1 (fr) * | 1985-07-24 | 1987-02-04 | Bayer Ag | Préparations pour le traîtement des mycoplasmoses et des infections bactériennes chez la volaille |
WO1987003587A1 (fr) | 1985-12-09 | 1987-06-18 | Chinoin Gyógyszer és Vegyészeti Termékek Gyára Rt. | Procede pour la preparation d'acides carboxyliques de quinoleine |
WO1987003595A1 (fr) | 1985-12-09 | 1987-06-18 | Chinoin Gyógyszer és Vegyészeti Termékek Gyára Rt. | Intermediaire de la norfloxacine |
Families Citing this family (69)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4292317A (en) * | 1977-09-20 | 1981-09-29 | Laboratorie Roger Bellon | 1,4-Dihydro-quinoline-3-carboxylic acid derivatives, process for their preparation and compositions containing them |
US4416884A (en) * | 1978-04-12 | 1983-11-22 | Otsuka Pharmaceutical Co., Ltd. | Piperazinylbenzoheterocyclic compounds |
JPS5533453A (en) * | 1978-08-31 | 1980-03-08 | Dainippon Pharmaceut Co Ltd | Preventive and remedy for infectious disease of fish |
JPS5845426B2 (ja) * | 1978-09-29 | 1983-10-08 | 杏林製薬株式会社 | 置換キノリンカルボン酸誘導体 |
JPS55100364A (en) * | 1979-01-26 | 1980-07-31 | Dainippon Pharmaceut Co Ltd | Pyridonecarboxylic acid derivative and its salt |
JPS604820B2 (ja) * | 1979-02-26 | 1985-02-06 | 大塚製薬株式会社 | キノリンカルボン酸誘導体 |
JPS5630964A (en) * | 1979-08-22 | 1981-03-28 | Kyorin Pharmaceut Co Ltd | Novel substituted quinolinecarboxylic acid and its preparation |
DE3142854A1 (de) * | 1981-10-29 | 1983-05-11 | Bayer Ag, 5090 Leverkusen | 1-cyclopropyl-6-fluor-1,4-dihydro-4-oxo-7-piperazino-chinolin-3-carbonsaeuren, verfahren zu ihrer herstellung sowie diese enthaltende antibakterielle mittel |
US4670444B1 (en) * | 1980-09-03 | 1999-02-09 | Bayer Ag | and-naphthyridine-3-carboxylic acids and antibacte7-amino-1-cyclopropyl-4-oxo-1,4-dihydro-quinoline-rial agents containing these compounds |
JPS5762259A (en) * | 1980-09-05 | 1982-04-15 | Kyorin Pharmaceut Co Ltd | Preparation of substituted quinolinecarboxylic acid derivative |
IE52125B1 (en) * | 1980-10-02 | 1987-06-24 | Fox Charles L Jun | 1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quino-line carboxylic acid and metal salts thereof useful in burn therapy |
US4522819A (en) * | 1980-10-02 | 1985-06-11 | Norwich Eaton Pharmaceuticals, Inc. | 1-Ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinoline carboxylic acid and metal salts thereof useful in burn therapy |
JPS57106681A (en) * | 1980-12-24 | 1982-07-02 | Dainippon Pharmaceut Co Ltd | 1,8-naphthyridine derivative and its salt |
JPS57134482A (en) * | 1981-02-13 | 1982-08-19 | Dainippon Pharmaceut Co Ltd | 1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-1,8- naphthyridine-3-carboxylic acid-3/2 hydrate and its preparation |
SE440354B (sv) * | 1981-02-19 | 1985-07-29 | Kyorin Seiyaku Kk | Kinolinkarboxylsyraderivat |
JPS57145862A (en) * | 1981-03-06 | 1982-09-09 | Kyorin Pharmaceut Co Ltd | Quinolinecarboxylic acid derivative |
JPS57164216A (en) * | 1981-04-03 | 1982-10-08 | Babcock Hitachi Kk | Removing method for ash by hopper |
US4404197A (en) * | 1981-05-15 | 1983-09-13 | Fox Jr Charles L | Antimicrobial compositions containing 1-ethyl-6-fluoro-1,4-dihydro-4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinoline carboxylic acid or metal salts thereof and silver sulfadiazine |
JPS57203067A (en) * | 1981-06-10 | 1982-12-13 | Kanebo Ltd | Novel quinolinecarboxylic acid derivatives, their preparations, and antibacterial agent comprising them as active ingredient |
US4499091A (en) * | 1982-03-31 | 1985-02-12 | Sterling Drug Inc. | 1-Amino (or substituted amino)-1,4-dihydro-4-oxo-6-fluoro-7-heterylquinoline-3-carboxylic acids and their use as antibacterial agents |
DE3363711D1 (en) * | 1982-03-31 | 1986-07-03 | Sterling Drug Inc | New quinolone compounds and preparation thereof |
ZA832057B (en) * | 1982-03-31 | 1984-06-27 | Sterling Drug Inc | New quinolone compounds and preparation thereof |
US4665079A (en) * | 1984-02-17 | 1987-05-12 | Warner-Lambert Company | Antibacterial agents |
JPS59122470A (ja) * | 1982-12-27 | 1984-07-14 | Dai Ichi Seiyaku Co Ltd | キノリン−3−カルボン酸誘導体の製造法 |
DE3248507A1 (de) * | 1982-12-29 | 1984-07-05 | Bayer Ag, 5090 Leverkusen | Mikrobizide mittel auf chinoloncarbonsaeure basis |
US4730000A (en) * | 1984-04-09 | 1988-03-08 | Abbott Laboratories | Quinoline antibacterial compounds |
EP0154622A4 (fr) * | 1983-09-12 | 1987-03-16 | Research Corp | Compositions antimicrobiennes contenant de l'acide carboxylique de 1-ethyl-6-fluoro-1,4-dihydro-oxo-7-(1-piperazinyl)-3-quinoline ou ses sels metalliques et de la sulfadiazine d'argent. |
AU553415B2 (en) * | 1983-09-19 | 1986-07-17 | Abbott Japan Co., Ltd. | 6-fluoro-1-4-dihydro-4-oxo-7-substituted piperazinyl- quinoline-3-carboxylic acids |
US4571396A (en) * | 1984-04-16 | 1986-02-18 | Warner-Lambert Company | Antibacterial agents |
US4698350A (en) * | 1984-09-17 | 1987-10-06 | Sterling Drug Inc. | 1-ethyl-6-fluoro-1,4-dihydro-7-(2,6-dimethyl-4-pyridinyl)-4-oxo-3-quinolinecarboxylic acid and antibacterial use thereof |
EP0181521A1 (fr) * | 1984-10-19 | 1986-05-21 | Otsuka Pharmaceutical Co., Ltd. | Composés d'acide 1-phényl substitué-4-oxo-3-quinoléine carboxylique |
US4851535A (en) * | 1985-01-23 | 1989-07-25 | Toyama Chemical Co., Ltd. | Nicotinic acid derivatives |
US4755513A (en) * | 1985-01-30 | 1988-07-05 | Otsuka Pharmaceutical Company, Limited | Antimicrobial 1-substituted phenyl-4-oxoquinoline-3-carboxylic acid compounds |
HUT40429A (en) * | 1985-04-29 | 1986-12-28 | Chinoin Gyogyszer Es Vegyeszet | Process for production of salts of derivatives of kynolin carbonic acid |
US4684648A (en) * | 1985-05-10 | 1987-08-04 | Otsuka Pharmaceutical Company Limited | Antimicrobial 1-substituted phenyl-4-oxoquinoline-3-carboxylic acid compounds and compositions thereof |
IN166416B (fr) * | 1985-09-18 | 1990-05-05 | Pfizer | |
EP0224121A3 (fr) * | 1985-11-19 | 1987-11-11 | ROTTAPHARM S.p.A. | Dérivés de 7-[4-aminopipérazinyl] ou 7-[4-chloropipérazinyl]quinoléinone, leur procédé de préparation et compositions pharmaceutiques les contenant |
US4687770A (en) * | 1985-12-23 | 1987-08-18 | Abbott Laboratories | Isoxazolo-pyrido-benzoxazine and isothiazolo-pyrido-benzoxazine derivatives |
US4689325A (en) * | 1985-12-23 | 1987-08-25 | Abbott Laboratories | Isoxazolo-pyrido-phenoxazine and isothiazolo-pyrido-phenoxazine derivatives |
US4692454A (en) * | 1986-02-03 | 1987-09-08 | Warner-Lambert Company | Opthalmic use of quinolone antibiotics |
IL80459A (en) * | 1986-10-30 | 1991-04-15 | Abic Ltd | Water-soluble adduct of norfloxacin and nicotinic acid |
DE3641312A1 (de) * | 1986-12-03 | 1988-06-09 | Bayer Ag | Verfahren zur herstellung von chinolincarbonsaeuren |
WO1989005643A1 (fr) * | 1987-12-18 | 1989-06-29 | Pfizer Inc. | Acides carboxyliques de quinoline a substitution heterocyclique |
US4920120A (en) | 1988-01-25 | 1990-04-24 | Warner-Lambert Company | Antibacterial agents |
US5585491A (en) * | 1988-01-25 | 1996-12-17 | Otsuka Pharmaceutical Co., Ltd. | Antibacterial agents |
KR910003630B1 (ko) * | 1988-06-17 | 1991-06-07 | 한국과학기술원 | 벤조일 아세틱 에스테르 유도체 및 그 제조방법 |
US5491139A (en) * | 1988-10-24 | 1996-02-13 | The Procter & Gamble Company | Antimicrobial quinolonyl lactams |
US5328908A (en) * | 1988-10-24 | 1994-07-12 | Procter & Gamble Pharmaceuticals, Inc. | Antimicrobial quinolone thioureas |
CA2001203C (fr) * | 1988-10-24 | 2001-02-13 | Thomas P. Demuth, Jr. | Dithiocarbamoyl quinolones antimicrobiens |
US5180719A (en) * | 1988-10-24 | 1993-01-19 | Norwich Eaton Pharmaceuticals, Inc. | Antimicrobial quinolonyl lactam esters |
US5273973A (en) * | 1988-10-24 | 1993-12-28 | Norwich Eaton Pharmaceuticals, Inc. | Antimicrobial quinolonyl esters |
EP0997466A1 (fr) * | 1988-10-24 | 2000-05-03 | PROCTER & GAMBLE PHARMACEUTICALS, INC. | Lactam-quinolones antimicrobiennes |
US5262417A (en) * | 1988-12-06 | 1993-11-16 | The Upjohn Company | Antibacterial quinolone compounds |
US5214051A (en) * | 1989-08-01 | 1993-05-25 | Pfizer Inc. | Thiazolyl and oxazolyl[5,4-c]piperidyl-substituted quinolone-carboxylic acid and related analogs thereof having antibacterial properties are disclosed |
ES2147721T3 (es) * | 1990-04-18 | 2000-10-01 | Procter & Gamble Pharma | Quinolonil lactamas antimicrobianas. |
WO1993005816A1 (fr) * | 1991-09-17 | 1993-04-01 | Alcon Laboratories, Inc. | Compositions contenant des antibiotiques quinolone et du sulfonate de polystyrol |
AU4272793A (en) * | 1993-04-24 | 1994-11-21 | Korea Research Institute Of Chemical Technology | Novel quinolone carboxylic acid derivatives and process for preparing the same |
ATE188377T1 (de) * | 1993-06-29 | 2000-01-15 | Takeda Chemical Industries Ltd | Chinoline oder chinazolin-derivate und deren verwendung zur herstellung eines medikaments für die behandlung von osteoporose |
AU679961B2 (en) * | 1993-08-13 | 1997-07-17 | Dong Wha Pharmaceutical Industrial Co., Ltd. | Novel quinolone carboxylic acid derivatives |
KR950018003A (ko) * | 1993-12-09 | 1995-07-22 | 스미스클라인 비참 피엘씨 | 신규한 퀴놀론 유도체 및 그의 제조 방법 |
EP0787720B1 (fr) * | 1994-10-20 | 2003-07-16 | Wakunaga Seiyaku Kabushiki Kaisha | Derive de pyridone-carboxylate, ou sel de celui-ci, et antibacterien le contenant comme principe actif |
US5602254A (en) * | 1995-05-26 | 1997-02-11 | Warner-Lambert Company | Method for making quinoline carboxylic acids or naphthyridine carboxylic acids in free base form |
DK0897919T3 (da) | 1996-04-19 | 2004-09-27 | Wakunaga Pharma Co Ltd | Nye pyridoncarboxylsyrederivater eller salte deraf samt antibakterielle midler indeholdende disse som den aktive bestanddel |
DE69802692D1 (de) | 1997-06-26 | 2002-01-10 | Dong Wha Pharm Ind Co Ltd | Derivate der chinoloncarbonsäure |
CN1343128B (zh) | 1999-03-17 | 2010-04-21 | 第一制药株式会社 | 药物组合物 |
EP1219618A4 (fr) | 1999-09-02 | 2002-09-18 | Wakunaga Pharma Co Ltd | Derive d'acide quinolinecarboxylique ou son sel |
EP1282603A2 (fr) * | 2000-05-09 | 2003-02-12 | Natco Pharma Limited | Procede ameliore de preparation de derives de quinolone |
FR2916446B1 (fr) | 2007-05-24 | 2009-08-21 | Biocodex Sa | Nouveau procede de synthese de fluoroquinolones |
MX2018015462A (es) | 2016-06-15 | 2019-05-27 | Wakunaga Pharma Co Ltd | Derivado novedoso del acido piridonacarboxilico o su sal. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1451911A (en) | 1972-08-14 | 1976-10-06 | Dainippon Pharmaceutical Co | 2-1-piperazino-5-oxopyrido-2,3,d-pyrimidine-6-carboxylic acids their preparation and pharmaceutical compositions thereof |
US4017622A (en) * | 1972-12-18 | 1977-04-12 | Dainippon Pharmaceutical Co., Ltd. | Piperazine derivatives |
HU168497B (fr) * | 1972-12-18 | 1976-05-28 | ||
JPS5750784B2 (fr) * | 1974-02-12 | 1982-10-28 |
-
1977
- 1977-05-16 JP JP5621977A patent/JPS53141286A/ja active Granted
-
1978
- 1978-01-25 AU AU32713/78A patent/AU512940B2/en not_active Expired
- 1978-01-26 SE SE7800970A patent/SE436129B/sv not_active IP Right Cessation
- 1978-01-26 HU HU78KI755A patent/HU176265B/hu unknown
- 1978-01-30 BE BE2056647A patent/BE863429A/fr not_active IP Right Cessation
- 1978-01-31 DE DE2804097A patent/DE2804097C3/de not_active Expired
- 1978-01-31 CA CA000296108A patent/CA1178961A/fr not_active Expired
- 1978-01-31 FR FR7802706A patent/FR2391210A1/fr active Granted
- 1978-01-31 GB GB3763/78A patent/GB1574285A/en not_active Expired
- 1978-02-16 US US05/878,600 patent/US4146719A/en not_active Expired - Lifetime
-
1985
- 1985-02-07 HK HK103/85A patent/HK10385A/xx not_active IP Right Cessation
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0000203A1 (fr) * | 1977-07-01 | 1979-01-10 | Ciba-Geigy Ag | 1-Ethyl-7-chloro-6-fluoro-4-quinolone-3-acide carboxylique, sa préparation et son application comme bactéricide pour plantes |
FR2403339A1 (fr) * | 1977-09-20 | 1979-04-13 | Bellon Labor Sa Roger | Nouveaux acides dialkylamino-7 halogeno-6 oxo-4 dihydro-1,4 quinoleine-3 carboxyliques, procede pour leur preparation, et leur application comme medicament |
FR2498931A1 (fr) * | 1977-09-20 | 1982-08-06 | Bellon Labor Sa Roger | Medicament constitue par l'acide ethyl-1 fluoro-6 piperazinyl-7 oxo-4 dihydro-1,4 quinoleine-3 carboxylique et ses sels d'addition d'acides non toxiques pharmaceutiquement acceptables |
EP0009425A1 (fr) * | 1978-08-25 | 1980-04-02 | Société anonyme dite: LABORATOIRE ROGER BELLON | Dérivés de la naphtyridine et compositions pharmaceutiques les contenant |
EP0142426A3 (fr) * | 1983-11-14 | 1986-12-17 | Merck & Co. Inc. | Formulation ophtalmique contenant de la norfloxacine et antibiotiques apparentés |
WO1986006630A1 (fr) * | 1985-05-14 | 1986-11-20 | Beecham Group P.L.C. | Utilisation de derives de quinolone pour le traitement de la pneumonie mycoplasmatique chez les porcs |
EP0210513A1 (fr) * | 1985-07-24 | 1987-02-04 | Bayer Ag | Préparations pour le traîtement des mycoplasmoses et des infections bactériennes chez la volaille |
US5145853A (en) * | 1985-07-24 | 1992-09-08 | Bayer Aktiengesellschaft | Bactericidal formulations for use in veterinary medicine |
WO1987003587A1 (fr) | 1985-12-09 | 1987-06-18 | Chinoin Gyógyszer és Vegyészeti Termékek Gyára Rt. | Procede pour la preparation d'acides carboxyliques de quinoleine |
WO1987003595A1 (fr) | 1985-12-09 | 1987-06-18 | Chinoin Gyógyszer és Vegyészeti Termékek Gyára Rt. | Intermediaire de la norfloxacine |
EP0351889A1 (fr) | 1985-12-09 | 1990-01-24 | CHINOIN Gyogyszer és Vegyészeti Termékek Gyára RT. | Procédé pour la préparation d'un acide carboxylique de quinoléine |
Also Published As
Publication number | Publication date |
---|---|
JPS53141286A (en) | 1978-12-08 |
CA1178961A (fr) | 1984-12-04 |
FR2391210B1 (fr) | 1981-08-21 |
FR2391210A1 (fr) | 1978-12-15 |
AU512940B2 (en) | 1980-11-06 |
SE7800970L (sv) | 1978-11-17 |
JPS5534144B2 (fr) | 1980-09-04 |
SE436129B (sv) | 1984-11-12 |
DE2804097B2 (de) | 1980-01-03 |
DE2804097A1 (de) | 1978-11-23 |
AU3271378A (en) | 1979-08-02 |
US4146719A (en) | 1979-03-27 |
HU176265B (en) | 1981-01-28 |
HK10385A (en) | 1985-02-15 |
GB1574285A (en) | 1980-09-03 |
DE2804097C3 (de) | 1980-08-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CCPA | Application for a supplementary protection certificate |
Free format text: 093C0157 |
|
CCPV | Grant of a supplementary protection certificate |
Free format text: 093C0157, EXPIRES 19980509 |
|
RE20 | Patent expired |
Owner name: KYORIN SEIYAKU K.K. Effective date: 19980130 |