3-(Difluoromethyl)-6-fluoro-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
5-(Difluoromethyl)-2-fluoro-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
2-Hydroxy-3-methyl-6-nitro-4-(trifluoromethoxy)pyridine
6-Hydroxy-4-methoxy-3-(trifluoromethoxy)pyridine-2-sulfonamide