Ethyl 4-(difluoromethyl)-2-methoxy-5-(trifluoromethoxy)pyridine-3-carboxylate
5-Cyano-2-methoxy-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
Ethyl 4-bromo-2-(trifluoromethyl)pyridine-3-acetate
5-Bromo-2-(difluoromethyl)-4-(trifluoromethyl)pyridine