Pyridine series

2,2,2-Trifluoroethylhydrazine

2,4,6-Trichlorobenzenesulfonyl

1-ISOPROPYLHYDRAZINE

(PYRIDIN-3-YLOXY)-ACETIC ACID

3-FLUOROPYRIDINE-2-CARBOXYLIC

4-Bromo-2-fluorobenzotrifluori

6-Hydroxynicotinic acid

2-HYDROXY-4-NITRO-BENZALDEHYDE

2-Methoxy-4-nitrobenzaldehyde

4-ETHYL-3-THIOSEMICARBAZIDE