4-Chloro-3-nitro-5-(trifluoromethoxy)pyridine-2-methanol
4-Cyano-3-methyl-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride
4-Chloro-2-nitro-5-(trifluoromethoxy)pyridine-3-methanol
4-Cyano-6-methyl-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride
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