2,8-Dimercapto-6-hydroxypurine15986-32-035 % similar 2,6-Diamino-5-nitroso-4(3H)-pyrimidinone2387-48-635 % similar Ganciclovir82410-32-035 % similar 2,5,6-Triamino-4-pyrimidinol sulfate35011-47-333 % similar 2,5,6-Triamino-4-pyrimidinol sulfate39267-74-833 % similar 3-Amino-5,6-dimethyl-1,2,4-triazine17584-12-232 % similar Acetoguanamine542-02-932 % similar Nolatrexed147149-76-632 % similar 2-Amino-6-hydroxy-4(3H)-pyrimidinone56-09-732 % similar O-(6)-Methylguanine20535-83-531 % similar 2-Amino-4,6-dimethyl pyrimidine767-15-731 % similar Nolatrexed dihydrochloride152946-68-430 % similar Dideoxyguanosine85326-06-330 % similar 2-Amino-6-chloro-4(1H)-pyrimidinone1194-21-430 % similar 2-Amino-4-methoxy-6-methyl-1,3,5-triazine1668-54-830 % similar 2-Aminoisocytosine56-06-430 % similar