3308-26-7 4-(p-(Bis(2-chloroethyl)amino)phenyl)butyric acid hydrochloride BUTYRIC ACID, 4-(p-(BIS(2-CHLOROETHYL)AMINO)PHENYL)-, HYDROCHLORIDE Benzenebutanoic acid, 4-(bis(2-chloroethyl)amino)-, hydrochloride gamma-p-N-Di(beta-chloroethyl)aminophenylbutyric acid hydrochloride