英文别名
                        1-(4-methoxy-phenyl)-4-((Z)-4-methoxy-phenylhydrazono)-5-oxo-4,5-dihydro-1H-pyrazole-3-carboxylic acid ethyl ester;1-(4-Methoxy-phenyl)-4-((Z)-4-methoxy-phenylhydrazono)-5-oxo-4,5-dihydro-1H-pyrazol-3-carbonsaeure-aethylester;3-Aethoxycarbonyl-1-<4-methoxy-phenyl>-4-<4-methoxy-phenylhydrazono>-2-pyrazolin-5-on