1,2-Propylene-bis-m-chlorophenyl isothiuronium dihydrobromide 2,2'-(Methylethylene)bis(1-(m-chlorophenyl)-2-thiopseudourea) dihydrobromide 73840-05-8 Pseudourea, 2,2'-(methylethylene)bis(1-(m-chlorophenyl)-2-thio-, dihydrobromide