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Novel method of obtaining sodium aniline 2,5-disulphonic salt
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Process for the preparation of diphenylamine
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Process for the preparation of 1,2,4-triazole sodium salt
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Method of obtaining condenset carbapenemic derivatives
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Method of obtaining cyanuric acid
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Method of obtaining novel derivatives of (e)-3,7,7-trimethyl-4-octen-2-al