英文同义词: | 4-[[(4,5-Dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol)-4-yl]azo]-3-hydroxy-1-naphthalenesulfonic acid;4-(4-sulfo-2-hydroxynaphthyl-1-azo)-3-methyl-1-phenyl-5-pyrazolone;1-Naphthalenesulfonic acid, 4-[2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl]-3-hydroxy- |