3,4-Dihydroxy-2-(trifluoromethoxy)pyridine-5-sulfonamide
Ethyl 6-methyl-3-(trifluoromethoxy)pyridine-2-carboxylate
3,4-Dihydroxy-2-(fluoromethyl)-5-(trifluoromethoxy)pyridine
Ethyl 2-methyl-4-(trifluoromethoxy)pyridine-6-carboxylate
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