21357
We conclude that neuronal microtubules are " on - pathway " targets for anthracene general anesthetics and may also represent functional targets for some neurosteroid general anesthetics .
 Chemical: anthracene
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: anthracene