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