3-(Difluoromethyl)-4-methoxy-2-methylpyridine-5-carboxaldehyde
3-(Bromomethyl)-6-cyano-2-nitro-4-(trifluoromethoxy)pyridine
Methyl 4-methyl-2-nitro-3-(trifluoromethoxy)pyridine-6-acetate
4-(Bromomethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-5-acetic acid