2-Methylbenzimidazole615-15-633 % similar Ethyl 4-hydroxy-2-methylpyrimidine-5-carboxylate53135-24-333 % similar 6-Iodo-2-methyl-1H-benzimidazole2818-70-432 % similar 5-Methylcytosine554-01-831 % similar 2,5-Dimethylpyrazine123-32-030 % similar 2-Methyl-7-azaindole23612-48-830 % similar 5,6-Dichloro-2-methylbenzimidazole6478-79-130 % similar 2,6-Dimethyl-4-pyrimidinamine461-98-330 % similar