Ethyl 2-amino-3-(difluoromethyl)-4-(trifluoromethyl)pyridine-6-acetate
6-(Difluoromethyl)-4-nitro-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
2-Amino-5-(bromomethyl)-6-(difluoromethyl)-3-(trifluoromethyl)pyridine
2-Amino-5-(difluoromethyl)-3-methoxy-6-methylpyridine