5300-62-9 Benzamide, 3,5-bis[[[[4-(4,5-dihydro-1H-imidazol-2-yl)phenyl]amino]carbonyl]amino]-N,N-dimethyl-, dihydrochloride NSC66752 Urea, 1,1'-[5-(dimethylcarbamoyl)-m-phenylene]bis[3-(p-2-imidazolin-2-ylphenyl)-, dihydrochloride