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