Ethyl 3-nitro-5-(trifluoromethoxy)pyridine-4-carboxylate
2,4-Dihydroxy-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine
3,4-Dihydroxy-2-fluoro-5-(trifluoromethoxy)pyridine
2,3-Dihydroxy-6-(difluoromethyl)-5-(trifluoromethoxy)pyridine
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