2-(Bromomethyl)-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-methanol
2-(Bromomethyl)-6-(difluoromethyl)-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
4-Amino-3-(difluoromethyl)pyridine-5-acetic acid
4-Amino-2-(difluoromethyl)pyridine-5-acetic acid