Pyridine series

CERULENIN

Tetrahydroxy-1,4-benzoquinone

N,N'-Bis(2,2,6,6-tetramethyl-4

Glycine tert-butyl ester

5-Bromo-2-chloro-4-(methylthio

Ethyl indole-7-carboxylate

Diuron

2-Amino-3-fluoropyridine 

4-Chloropyrimidine

Acetoacetanilide

1,3-Dichloro-2,4-difluorobenze

(R)-(-)-3-Quinuclidinol