Pyridine series

4-Aminoantipyrine

Ethyl bromoacetate

4-Ethoxyaniline

Hydrazine monohydrate

Ethyl 3-Bromopropionate

Benzyl chloroformate

4-(2-Aminoethyl)morpholine

3,4-Dimethoxybenzaldehyde

2-Amino-6-hydroxypyridine

3,6-dihydro-2H-pyran

1,1,1-TRICHLOROPENTAFLUOROPROP