Methyl 5-methoxy-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-acetate
6-(Difluoromethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-4-acetic acid
4-(Chloromethyl)-3-methyl-5-nitro-2-(trifluoromethoxy)pyridine
Ethyl 2-(difluoromethyl)-6-methoxy-5-(trifluoromethoxy)pyridine-3-acetate