Ethyl 4-methoxy-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-carboxylate
Ethyl 4-methoxy-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-2-carboxylate
3-Methoxy-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetonitrile
4-(Difluoromethyl)-3-nitro-2-(trifluoromethoxy)pyridine-6-carbonyl chloride