6-Amino-4-hydroxy-2-nitro-3-(trifluoromethoxy)pyridine
4-Amino-3-bromo-2-(fluoromethyl)-5-(trifluoromethoxy)pyridine
2-Amino-3-hydroxy-6-nitro-5-(trifluoromethoxy)pyridine
2-Amino-5-bromo-6-(trifluoromethoxy)pyridine-3-sulfonamide
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