30707-68-7 3H-Pyrazol-3-one, 5-((2-chloro-5-nitrophenyl)amino)-2,4-dihydro-2-(2,4,6-trichlorophenyl)- 5-((2-Chloro-5-nitrophenyl)amino)-2,4-dihydro-2-(2,4,6-trichlorophenyl)-3H-pyrazol-3-one EINECS 250-303-9