2-Amino-3-bromo-4-hydroxy-6-(trifluoromethoxy)pyridine
3,5-Dimethoxy-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride
5-Amino-2-bromo-3-fluoro-6-(trifluoromethoxy)pyridine
4,5-Dimethoxy-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride
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