2-Amino-4-hydroxy-3-(trifluoromethoxy)pyridine-5-sulfonamide
3-Amino-2-(chloromethyl)-4-methoxy-6-(trifluoromethoxy)pyridine
2-Amino-3-hydroxy-5-(trifluoromethoxy)pyridine-6-sulfonamide
3-Amino-4-iodo-2-methoxy-5-(trifluoromethoxy)pyridine
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