Methyl 4-methoxy-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carboxylate
Methyl 4-methoxy-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-carboxylate
Methyl 2-methoxy-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-acetate
Ethyl 2-(difluoromethyl)-3-methoxy-5-(trifluoromethoxy)pyridine-6-carboxylate