25842
Determination of the alpha - Conotoxin Vc1 . 1 Binding Site on the alpha 9 alpha 10 Nicotinic Acetylcholine Receptor .
 Acetylcholine
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Acetylcholine