Pyridine series

3-(Methylamino)-2-butenoic aci

9-Amino minocycline hydrochlor

3-(5,5-dimethyl-2-oxo-1,3,2-di

2-[(N-benzyl-N-phenyl)amino]et

5-Chlorosulfonyl-2-ethoxy-benz

N,N'-bis(3-pyridyl)urea

2-(4-Nitrophenoxy)ethanol

3-Amino-2-nitropyridine

Dimethyl pyridine-3,5-dicarbox

2-Bromo-1-(1-hydroxynaphthalen

5-Methyl-2-phenyl-1,3-oxazole-

7-Bromopyrido[2,3-b]pyrazine