1-Benzyl-5-(2-methyl-4-chlorophenyl)biguanide hydrochloride 1-Benzyl-5-(4-chloro-o-tolyl)biguanide monohydrochloride Biguanide, 1-benzyl-5-(4-chloro-o-tolyl)-, monohydrochloride DU1101200 SB-185