3-Methyl-1-phenylpyrazolone19735-89-8100 % similar Antipyrine60-80-045 % similar Pirfenidone53179-13-839 % similar 3,5-Dimethyl-1-phenylpyrazole1131-16-433 % similar Ampyrone83-07-833 % similar 5-Chloro-3-methyl-1-phenyl-1H-pyrazole1131-17-533 % similar 2,5-Dimethyl-1-phenylpyrrole83-24-932 % similar Diantipyrylmethane1251-85-032 % similar 4-Iodoantipyrine129-81-732 % similar 5-Amino-3-methyl-1-phenylpyrazole1131-18-632 % similar 3-Methyl-1-phenyl-1H-pyrazole1128-54-732 % similar 3-Methyl-5-phenylpyrazole3347-62-431 % similar 4-Aminoantipyrine hydrochloride22198-72-730 % similar Propyphenazone479-92-530 % similar Aminopyrine58-15-130 % similar 4-Formylantipyrine950-81-230 % similar