5437-20-7 Guanidine, 1-(p-chlorophenyl)-3-(4-((2-(diethylamino)ethyl)amino)-6-methyl-2-pyrimidinyl)-, dihydrochloride (8CI) NSC 5475 Pyrimidine, 2-(3-(p-chlorophenyl)guanidino)-4-(2-(diethylamino)ethylamino)-6-methyl-, dihydrochloride