5-Fluoro-3-methoxy-4-(trifluoromethoxy)pyridine-2-acetic acid
Methyl 5-chloro-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetate
3-Fluoro-5-methoxy-2-(trifluoromethoxy)pyridine-4-acetic acid
Ethyl 2-cyano-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-acetate