117258-22-7 2,4-Dihydro-5-(3,4-dichlorophenyl)-2,4-dimethyl-3H-1,2,4-triazol-3-one 3H-1,2,4-Triazol-3-one, 2,4-dihydro-5-(3,4-dichlorophenyl)-2,4-dimethyl- BRN 4191988