Ethyl 3-(fluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-5-acetate
Ethyl 5-(fluoromethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-4-carboxylate
4-(Difluoromethyl)-3-nitro-2-(trifluoromethoxy)pyridine-5-acetic acid
Ethyl 3-(fluoromethyl)-5-methoxy-4-(trifluoromethoxy)pyridine-2-carboxylate