11335
Because sumatriptan decreases 5 - HT release into the extracellular space , the potentiation of SPST - induced fear caused by the drug supports the hypothesis that 5 - HT attenuates this emotional state .
 Chemical: sumatriptan; Chemical: 5 - HT; Chemical: 5 - HT
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: sumatriptan; Chemical: 5 - HT; Chemical: 5 - HT