2-(Difluoromethyl)-5-methoxy-4-(trifluoromethoxy)pyridine-3-acetic acid
Ethyl 5-(difluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-3-acetate
Ethyl 3-(difluoromethyl)-2-methoxy-5-(trifluoromethoxy)pyridine-4-acetate
Ethyl 2-(difluoromethyl)-5-methoxy-6-(trifluoromethoxy)pyridine-3-acetate