6-Amino-4-nitro-2-(trifluoromethoxy)pyridine-3-sulfonamide
6-Amino-4-chloro-3-hydroxy-2-(trifluoromethoxy)pyridine
6-Chloro-3-methoxypyridine-2-sulfonyl chloride
4-(Aminomethyl)-3-cyano-2-iodo-6-(trifluoromethoxy)pyridine
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