Pyridine series

3-(2-nitrophenyl)propionic aci

trans-4-Hydroxy-D-proline

Tetrahydro-4H-pyran-4-one

3-Bromo-4-iodopyridine

4-Methyl-2-nitroaniline

Benzyl chloroformate

Iodoethane

pentafluorophenol

N-4-Boc-2-piperazinecarboxylic

Thiotriazinone

2-Chloropyridine-3-sulfonyl ch

2,4,6-Triaminopyrimidine