2,4-Diamino-6,7-diisopropylpteridine Phosphate84176-65-8100 % similar 2,4-Diamino-6-hydroxymethylpteridine945-24-439 % similar 2,4-Diamino-6-(hydroxymethyl)pteridine hydrochloride73978-41-337 % similar 4-Hydroxy-2,5,6-triaminopyrimidine1004-75-733 % similar 2,6-Diamino-5-nitroso-4(3H)-pyrimidinone2387-48-632 % similar 1,3,5-Triazinane-2,4,6-triimine phosphate20208-95-132 % similar 2,5,6-Triaminopyrimidin-4-ol sulfuric acid salt35011-47-330 % similar 2,5,6-Triamino-4-hydroxypyrimidine sulfate39267-74-830 % similar