4-Nitro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-sulfonamide
5-Nitro-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-sulfonamide
Ethyl 4-methoxy-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-acetate
5-(Difluoromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde