Ethyl 4-(chloromethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetate
4-(Difluoromethyl)-3-methoxypyridine-2-sulfonyl chloride
Ethyl 5-(chloromethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetate
4-(Difluoromethyl)-2-methoxypyridine-3-sulfonyl chloride