3,4-Dimethoxy-2-(trifluoromethoxy)pyridine-6-sulfonamide
3,6-Dimethoxy-2-(trifluoromethoxy)pyridine-4-sulfonamide
Ethyl 5-amino-2-methoxy-3-(trifluoromethoxy)pyridine-6-carboxylate
3,6-Dimethoxy-2-hydroxy-5-(trifluoromethoxy)pyridine
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