3-(Difluoromethyl)-2-methoxy-4-methyl-6-(trifluoromethoxy)pyridine
3-(Chloromethyl)-5-(difluoromethyl)-2-iodo-4-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-6-methoxy-5-methyl-3-(trifluoromethoxy)pyridine
4-Methoxy-6-methyl-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride