20468
Over the last several years , dimerization between 5 - HT2A and mGlu2 receptors has been proposed to account for the functional cross - talk between these two receptors in the prefrontal cortex .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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