Pyridine series

2-Bromo-5-fluorophenol

2-Hydroxymethyl-1,3-propanedio

L-Alanine benzyl ester

2,4,6-Trifluoroiodobenzene

2-chloro-6-methoxy phenol

2-Fluoropyrazine

Dimethyl maleate

2-Naphthalenesulfonic acid,

6-methylindole

2-(2,3-Difluoro-6-nitrophenyl)

Methyl (2-nitro-4-trifluoromet

3-Fluoro-4-nitropyridine