113-00-8 1184-68-5 1763-07-1 19244-98-5 4-03-00-00148 (Beilstein Handbook Reference) 50-01-1 52470-25-4 594-14-9 64120-25-8 646-34-4 Aminoformamidine Aminomethanamidine BRN 0506044 Carbamamidine Carbamidine EINECS 204-021-8 GUANIDINE Imidourea Iminourea