Ethyl 6-methoxy-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetate
3-Methyl-6-nitro-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
Ethyl 2-methoxy-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetate
2-(Difluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine-5-sulfonamide