4-Amino-2-bromo-5-(trifluoromethoxy)pyridine-3-sulfonamide
5-Amino-4-bromo-2-(trifluoromethoxy)pyridine-3-sulfonamide
4,5-Diiodo-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine
3-Amino-5-chloro-2-hydroxy-6-(trifluoromethoxy)pyridine
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