2-Bromo-3-hydroxypyridine-4-sulfonyl chloride
Methyl 6-hydroxy-5-(4-(trifluoromethoxy)phenyl)picolinate
Methyl 6-hydroxy-5-(3-(trifluoromethoxy)phenyl)picolinate
Methyl 6-hydroxy-5-(2-(trifluoromethoxy)phenyl)picolinate
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