2-Amino-5,6-dimethyl-4(3H)-pyrimidinone3977-23-9100 % similar 2-Amino-5-bromo-6-methyl-4-pyrimidinol6307-35-365 % similar 6,7-Dimethylpterin611-55-249 % similar 4-Hydroxy-2,5,6-triaminopyrimidine1004-75-744 % similar 2,5-Diamino-4,6-dihydroxypyrimidine40769-69-544 % similar 2,6-Diamino-5-nitroso-4(3H)-pyrimidinone2387-48-642 % similar 8-Azaguanine134-58-742 % similar Pterin2236-60-442 % similar 2-Amino-4-hydroxy-6-methylpyrimidine3977-29-541 % similar 3-Amino-5,6-dimethyl-1,2,4-triazine17584-12-241 % similar 8-Mercaptoguanine28128-40-741 % similar 2,5-Diamino-4,6-dihydroxypyrimidine hydrochloride56830-58-141 % similar Guanine73-40-541 % similar 7-Methylguanine578-76-740 % similar 2,6-Dihydroxy-3,4-dimethylpyridine84540-47-638 % similar Guanine hydrochloride635-39-238 % similar 5,6-Dimethyluracil26305-13-536 % similar Acetoguanamine542-02-936 % similar 2,5,6-Triaminopyrimidin-4-ol sulfuric acid salt35011-47-336 % similar 2,5,6-Triamino-4-hydroxypyrimidine sulfate39267-74-836 % similar