20467
Important functional interactions between the metabotropic glutamate 2 ( mGlu2 ) and 5 - hydroxytryptamine2A ( 5 - HT2A ) neurotransmitter receptors have been established based on electrophysiological , biochemical and behavioral evidence .
 Chemical: glutamate
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: glutamate