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