Pyridine series

2-Aminoethanesulfonamide 

Alpha-bromo-2-chlorophenylacet

1-(2-Nitrophenyl)piperazine, H

(1-Methyl-1h-pyrazol-3-yl)meth

Naphthacene,

Ertapenem

4-Fluorophthalic acid

isopropyl-p-toluene sulphonate

N,N-DIISOPROPYLMETHYLAMINE

2,4-Difluorobenzamide

3,3-Dimethylmorpholine

2-Amino-1-morpholinoethanone