4-Chloro-5-iodo-3-(trifluoromethoxy)pyridine-2-sulfonamide
5-Chloro-3-iodo-4-(trifluoromethoxy)pyridine-2-sulfonamide
3-Chloro-5-methoxy-2-methyl-4-(trifluoromethoxy)pyridine
3-Chloro-2-methoxy-4-methyl-5-(trifluoromethoxy)pyridine
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