68656-60-0 N-(5-Bromo-2,6-dimethylphenyl)-N'-(imino(methylamino)methyl)-urea hydrochloride Urea, 1-(5-bromo-2,6-dimethylphenyl)-3-methylamidino-, hydrochloride Urea, N-(5-bromo-2,6-dimethylphenyl)-N'-(imino(methylamino)methyl)-, monohydrochloride