3-(Chloromethyl)-2-fluoro-5-(trifluoromethoxy)pyridine
3-Iodo-5-(trifluoromethoxy)pyridine-2-sulfonamide
2-(Chloromethyl)-6-fluoro-4-(trifluoromethoxy)pyridine
3-Iodo-4-(trifluoromethoxy)pyridine-2-sulfonamide
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