4-Bromo-2-chloro-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
3-Amino-2-iodo-5-methyl-4-(trifluoromethoxy)pyridine
5-Bromo-3-chloro-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride
6-Amino-2-iodo-3-methyl-4-(trifluoromethoxy)pyridine
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