Ethyl 2-hydroxy-6-methyl-4-(trifluoromethoxy)pyridine-3-acetate
5-(Difluoromethyl)-4-fluoro-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
Ethyl 2-hydroxy-5-methyl-6-(trifluoromethoxy)pyridine-3-acetate
3-Fluoro-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-acetic acid