2-Amino-6-hydroxy-3-(trifluoromethoxy)pyridine-5-sulfonamide
5-Amino-4-chloro-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine
2-Amino-5-iodo-4-nitro-3-(trifluoromethoxy)pyridine
6-Amino-3-hydroxy-2-(trifluoromethoxy)pyridine-4-sulfonamide
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