17608
Also referred to as postsynaptic neurotoxins or ' curare mimetic ' neurotoxins , they play an important role in the capture and / or killing of prey by binding to the nicotinic acetylcholine receptor on the skeletal muscle disrupting neurotransmission .
 Chemical: acetylcholine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: acetylcholine 
Answer:
 Chemical: acetylcholine