109333-44-0 1H-Pyrazole, 4,5-dihydro-3-(4-chlorophenyl)-5-(3,4-dichlorophenyl)-1-(2-methylphenyl)- 2-Pyrazoline, 3-(4-chlorophenyl)-5-(3,4-dichlorophenyl)-1-(2-methylphenyl)- 3-(4-Chlorophenyl)-5-(3,4-dichlorophenyl)-1-(2-methylphenyl)-2-pyrazoline