2-Methoxy-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-6-carboxylic acid
5-Bromo-2-(difluoromethyl)-4-methylpyridine-3-carboxaldehyde
5-Cyano-2-(difluoromethyl)-3-nitropyridine-6-sulfonamide
3,4-Diamino-6-(trifluoromethoxy)pyridine-2-sulfonyl chloride