Ethyl 5-(difluoromethyl)-2-methyl-3-(trifluoromethoxy)pyridine-4-carboxylate
3-(Chloromethyl)-6-methyl-2-(trifluoromethoxy)pyridine-5-acetic acid
2-(Chloromethyl)-6-nitro-4-(trifluoromethoxy)pyridine
5-(Chloromethyl)-2-methyl-3-(trifluoromethoxy)pyridine-6-acetic acid