Ethyl 3-methoxy-2-methyl-5-(trifluoromethoxy)pyridine-6-acetate
Ethyl 6-methoxy-2-nitro-3-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 2-methoxy-6-nitro-4-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 2-methoxy-6-methyl-3-(trifluoromethoxy)pyridine-4-acetate