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(2007/10/03)diazomethyl-trimethyl-silane
5-ethoxy-1-phenyl-1H-pyrazole-4-carbonyl chloride
5-ethoxy-1-phenyl-1H-pyrazole-4-carboxylic acid ethyl ester
5-ethoxy-1-phenyl-1H-pyrazole-4-carboxylic acid
5-hydroxy-1-phenyl-1H-pyrazole-4-carboxylic acid ethyl ester