1,3-Diethylurea
1-Chloro-3,5-di(4-chlorbenzoyl)-2-deoxy-D-ribose
1-methyl-indozole-3-carboxylic Acid
1H-Imidazole-4-carbaldehyde
1H-Imidazole-4-carboxylic Acid
2',3'-di-O-acetyl-5'-deoxy-5-fluorocytidine
2-Amino-3-methoxypyridine
2-Amino-5-methoxybenzamide
2-amino-5-nitro-benzoic Acid
2-Bromo-3-hydroxybenzaldehyde
2-Bromo-4-methoxy-5-hydroxybenzaldehyde
2-Chloro-6-(trifluoromethoxy)-benzothiazole