2-Bromo-4-cyano-3-(difluoromethyl)pyridine-5-acetonitrile
2-Amino-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-acetic acid
5-(Difluoromethyl)-2-methoxy-3-methylpyridine-6-sulfonyl chloride
2-Mercapto-3-(trifluoromethyl)-5-(4-(trifluoromethyl)phenyl)pyridine