Ethyl 4-(aminomethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 3-amino-5-(difluoromethyl)-2-fluoropyridine-6-acetate
Ethyl 2-cyano-4-(difluoromethyl)-6-methylpyridine-3-carboxylate
3-Amino-2-(difluoromethyl)-4-nitropyridine-6-sulfonamide