| 英文同义词: | 3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxy-5-nitrobenzenesulphonic acid;4-Hydroxy-3-(3-methyl-5-oxo-1-phenyl-2-pyrazolin-4-ylazo)-5-nitrobenzenesulfonic acid;Einecs 245-997-5;Benzenesulfonic acid, 3-[2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl]-4-hydroxy-5-nitro- |