26848
Thus , direct interactions with hVMAT2 and serotonin , dopamine , and hSigma1 receptors may not explain psychoactive effects .
 Chemical: serotonin; Chemical: dopamine
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: serotonin, dopamine 
Answer:
 Chemical: serotonin; Chemical: dopamine