3-Amino-5-iodo-4-(trifluoromethoxy)pyridine-2-sulfonamide
3,4-Dimethoxy-5-iodo-2-(trifluoromethoxy)pyridine
2-Amino-5-chloro-6-(trifluoromethoxy)pyridine-3-sulfonamide
2-Amino-5-chloro-4-(trifluoromethoxy)pyridine-3-sulfonamide
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