1H-Imidazole-2-carboxylic acid16042-25-4100 % similar 4-(1H-Imidazol-2-yl)benzoic Acid108035-45-653 % similar 4-Pyrimidinecarboxylic acid31462-59-642 % similar Imidazole-4,5-dicarboxylic acid570-22-942 % similar 2,5-Pyrazinedicarboxylic acid122-05-441 % similar Pyrrole-2-carboxylic acid634-97-941 % similar 5-Pyrimidinecarboxylic acid4595-61-340 % similar 1H-Pyrrolo[2,3-B]pyridine-5-carboxylic acid754214-42-139 % similar 1H-Imidazole-5-carboxylic acid1072-84-039 % similar 4,6-Dimethyl-5-pyrimidinecarboxylic acid157335-93-839 % similar 1,2,4-Triazole-3-carboxylic acid4928-87-439 % similar Pyrazinoic acid98-97-539 % similar Picolinic acid98-98-639 % similar 5-Hydroxypyrazine-2-carboxylic acid34604-60-939 % similar Dinicotinic acid499-81-039 % similar Isonicotinic acid55-22-139 % similar 3-Amino-1,2,4-triazole-5-carboxylic acid3641-13-238 % similar 3-Amino-2-pyrazinecarboxylic acid5424-01-138 % similar 1,3-Dihydro-2H-imidazol-2-one5918-93-438 % similar Benzimidazole-5,6-dicarboxylic acid10351-75-438 % similar