Methyl 2,5-dimethyl-4-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 2,4-dimethyl-5-(trifluoromethoxy)pyridine-3-carboxylate
4,5-Dimethyl-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride
2,5-Dimethyl-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride
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