10961
In this regard , we evaluate here the efficacy of Smo as it relates to the activation of G ( i ) , by comparing Smo with the 5 - hydroxytryptamine ( 1A ) ( 5 - HT ( 1A ) ) receptor , a quintessential G ( i ) - coupled receptor .
 Chemical: 5 - hydroxytryptamine; Chemical: 5 - HT
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: 5 - hydroxytryptamine, 5 - HT 
Answer:
 Chemical: 5 - hydroxytryptamine; Chemical: 5 - HT