2-(Difluoromethyl)-4-nitro-5-(trifluoromethoxy)pyridine-3-sulfonamide
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