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Demethylation of the latter using anhydrous aluminum chloride / ethane thiol furnished the title isocoumarin ( 6 ) .
 Chemical: aluminum chloride; Chemical: ethane thiol; Chemical: isocoumarin
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: aluminum chloride; Chemical: ethane thiol; Chemical: isocoumarin