英文别名:
1-(2,5-dichlorophenyl)-3-methyl-4-[(o-nitrophenyl)azo]-2-pyrazolin-5-one;1-(2,5-Dichlorophenyl)-3-methyl-4-[(2-nitrophenyl)azo]-2-pyrazolin-5-one;2-(2,5-dichlorophenyl)-5-methyl-4-[(2-nitrophenyl)diazenyl]-4H-pyrazol-3-one;3H-Pyrazol-3-one, 2-(2,5-dichlorophenyl)-2,4-dihydro-5-methyl-4-[2-(2-nitrophenyl)diazenyl]-