N2-Acetylguanine19962-37-9100 % similar Xanthine69-89-651 % similar 2-Thioxanthine2487-40-349 % similar 2,9-Diacetylguanine3056-33-548 % similar Hypoxanthine68-94-043 % similar N2-Acetyl-9-(2-acetoxyethoxymethyl)guanine75128-73-339 % similar N-[9-[[2-(Acetyloxy)-1-[(acetyloxy)methyl]ethoxy]methyl]-6,9-dihydro-6-oxo-1H-purin-2-yl]acetamide86357-14-438 % similar 6-Thioxanthine2002-59-736 % similar Guanine73-40-535 % similar 3-Methylxanthine1076-22-835 % similar 1-Methylxanthine6136-37-435 % similar Guanine hydrochloride635-39-233 % similar N-2-Thiazolylacetamide2719-23-531 % similar N-2-Pyridinylacetamide5231-96-931 % similar 3,9-Dihydro-1H-purine-2,6-dithione5437-25-231 % similar N,N′-Diacetyl-P-phenylenediamine140-50-131 % similar 6-Methoxy-9H-purine1074-89-130 % similar 6-Methylmercaptopurine50-66-830 % similar Acetaminophen103-90-230 % similar