Pyridine series

p-Phenylenediamine-2,6-disulfo

4-(3-nitrophenyl)-4-oxo-butano

(4-Ethoxy-2-fluoro-phenyl)boro

3-cyclohexdene-1-carboxylic ac

1,2,4-Triazole-3-carboxamide

3-ethyl-4-methyl-2-oxo-N-[2-(4

Butyl thiocyanate

4-Cyano-4'-octylbipheny

Chrysanoyl chloride

6,7-dihydro-5H-pyrrolo[1,2-a]i

Methyl 4,4,4-trifluorocrotonat

4-(2,4-Difluorobenzoyl)-piperi