NSC79174 Urea, 1,1'-(methyl-p-phenylene)bis[3-[p-(1,4,5,6-tetrahydro-2-pyrimidinyl)phenyl]-, dihydrochloride Urea, N,N''-(2-methyl-1,4-phenylene)bis[N'-[4-(1,4,5,6-tetrahydro-2-pyrimidinyl)phenyl]-, dihydrochloride