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