4553-87-1 Benzanilide, 4-(1,4,5,6-tetrahydro-2-pyrimidinyl)-4'-([p-(1,4,5,6-tetrahydro-2-pyrimidinyl)phenyl]carbamoyl)-, dihydrochloride HR 2300 N,4'-Bibenzamide, 4-(1,4,5,6-tetrahydro-2-pyrimidinyl)-N'-[p-(1,4,5,6-tetrahydro-2-pyrimidinyl)phenyl]-, dihydrochloride NSC67734