3-(Difluoromethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine-6-acetic acid
Ethyl 2-iodo-3-nitro-4-(trifluoromethoxy)pyridine-6-acetate
Ethyl 3-(difluoromethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine-5-acetate
2-(Difluoromethyl)-5-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxylic acid