Ethyl 4-(difluoromethyl)-5-fluoro-3-hydroxypyridine-2-carboxylate
4-Cyano-2-(difluoromethyl)-6-iodopyridine-3-carboxamide
5-Methoxy-2-(trifluoromethoxy)pyridine-3-sulfonamide
Methyl 4-(aminomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetate