2,4-Dimethoxy-3-hydroxy-6-(trifluoromethoxy)pyridine
2,3-Dimethoxy-6-hydroxy-4-(trifluoromethoxy)pyridine
6-Chloro-2,3-dimethyl-4-(trifluoromethoxy)pyridine
3,5-Dimethoxy-2-fluoro-6-(trifluoromethoxy)pyridine
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