Methyl 2-amino-3-(difluoromethyl)-6-(trifluoromethyl)pyridine-5-acetate
3-Bromo-4-(bromomethyl)-2-chloro-6-(difluoromethyl)pyridine
Methyl 2-amino-3-(difluoromethyl)-5-(trifluoromethyl)pyridine-4-acetate
3-Amino-6-(difluoromethyl)-2-(trifluoromethyl)pyridine-4-acetic acid