5-Bromo-3-chloro-4-(difluoromethyl)-2-(trifluoromethyl)pyridine
3-Amino-2-(difluoromethyl)-5-(trifluoromethyl)pyridine-4-acetic acid
3-Bromo-4-chloro-2-(difluoromethyl)pyridine-5-methanol
2-Amino-4-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-acetic acid