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