2-Amino-3-(difluoromethyl)-4-methylpyridine-5-sulfonamide
4-Cyano-5-(difluoromethyl)-2-nitropyridine-3-sulfonyl chloride
2-Aminomethyl-3-methyl-5-(trifluoromethyl)pyridine
2-(Chloromethyl)-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-acetonitrile