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