3-Methyladenine5142-23-4100 % similar N1-Methyladenine5142-22-349 % similar 9-Methyladenine700-00-549 % similar 7-Methyladenine935-69-349 % similar 5-Amino-3-methyl-3H-imidazole-4-carboxylic acid ethyl ester61982-18-136 % similar Adenine73-24-536 % similar 2-Chloroadenine1839-18-533 % similar 6-Chloro-9-methylpurine2346-74-933 % similar Adenine hydrochloride2922-28-333 % similar 1-Methyl-1H-benzimidazol-6-amine26530-93-833 % similar 1-Methyl-1H-imidazol-2-amine6646-51-131 % similar 4,5-Dibromo-1-methyl-1H-imidazole1003-50-531 % similar 1,1'-Dimethyl-1H,1'H-[2,2']biimidazolyl37570-94-830 % similar