5-Chloro-2-pyrazinecarboxylic acid36070-80-1100 % similar 2,5-Pyrazinedicarboxylic acid122-05-472 % similar 5-Methyl-2-pyrazinecarboxylic acid5521-55-156 % similar 6-Chloro-4-pyrimidinecarboxylic acid37131-91-255 % similar 6-Chloronicotinic acid5326-23-855 % similar 6-Chloropicolinic acid4684-94-052 % similar 6-Chloro-3-pyridazinecarboxylic acid5096-73-152 % similar 5-Methoxy-2-pyrazinecarboxylic acid40155-42-851 % similar 4,6-Dichloronicotinic acid73027-79-951 % similar 2,5-Dichloroisonicotinic acid88912-26-951 % similar Pyrazinoic acid98-97-550 % similar 5-Amino-2-chloroisonicotinic acid58483-95-749 % similar 2,5-Pyridinedicarboxylic acid100-26-548 % similar 5-Fluoropyridine-2-carboxylic acid107504-08-546 % similar 5-Aminopicolinic acid24242-20-446 % similar 2,6-Dichloroisonicotinic acid5398-44-745 % similar Dipicolinic acid499-83-245 % similar 6-Chloro-4-methoxy-3-pyridinecarboxylic acid716362-10-645 % similar 5-Chloro-1H-pyrrolo[2,3-C]pyridine-2-carboxylic acid800401-68-745 % similar 5-Hydroxypyrazine-2-carboxylic acid34604-60-944 % similar