Methyl 6-amino-2-(difluoromethyl)-3-methylpyridine-4-acetate
Methyl 2-amino-6-(difluoromethyl)-4-methylpyridine-3-acetate
Methyl 2-amino-5-(difluoromethyl)-6-methylpyridine-3-acetate
3-Amino-5-(bromomethyl)-4-(difluoromethyl)-2-(trifluoromethyl)pyridine