Ethyl 3-(fluoromethyl)-2-methoxy-5-(trifluoromethoxy)pyridine-4-acetate
2-(Difluoromethyl)-3-methoxy-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
Ethyl 2-(fluoromethyl)-6-methoxy-4-(trifluoromethoxy)pyridine-3-acetate
Ethyl 4-(fluoromethyl)-5-methoxy-3-(trifluoromethoxy)pyridine-2-acetate