1-Amidino-3-(2-methyl-6-nitrophenyl)-urea hydrochloride 68656-66-6 N-(Aminoiminomethyl)-N'-(2-methyl-6-nitrophenyl)urea hydrochloride Urea, 1-amidino-3-(2-methyl-6-nitrophenyl)-, hydrochloride Urea, N-(aminoiminomethyl)-N'-(2-methyl-6-nitrophenyl)-, monohydrochloride