3-(Difluoromethyl)-4-fluoro-2-methyl-6-(trifluoromethoxy)pyridine
2-Fluoro-5-methoxy-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
5-Cyano-2-methoxy-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
3-(Difluoromethyl)-2-fluoro-6-methyl-4-(trifluoromethoxy)pyridine