N-(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)thiophene-2-carboxamide

4-乙酰氨基安替比林

5-methyl-2-phenylpyrazole-3,4-dione

N-methyl-N'-phenylacetohydrazide

4-amino-2,4-dihydro-5-methyl-2-phenyl-3H-Pyrazol-3-one