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The main products obtained were desaspidinol , syringaldehyde , and syringol ; this proves the efficiency of the depolymerization conditions applied .
 Chemical: desaspidinol; Chemical: syringaldehyde; Chemical: syringol
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: desaspidinol; Chemical: syringaldehyde; Chemical: syringol