4-Methoxy-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
2-Bromo-6-hydroxy-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride
Methyl 5-amino-4-fluoro-3-(trifluoromethoxy)pyridine-2-carboxylate
2-Amino-6-fluoroisonicotinic acid
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