3-Methyl-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
3-Methoxy-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
2-Methyl-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
5-Methoxy-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
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