2-(Difluoromethyl)-6-(trifluoromethyl)pyridine-4-sulfonyl chloride
3,5-Dichloro-2-(difluoromethyl)pyridine-6-carboxaldehyde
2-(Difluoromethyl)-5-(trifluoromethyl)pyridine-4-sulfonyl chloride
2-(Difluoromethyl)-4-(trifluoromethyl)pyridine-5-sulfonyl chloride