3849
Human liver microsomes of the wild - type CYP2D6 metabolized 5 - methoxytryptamine to serotonin more effectively than did the defective CYP2D6 * 4 * 4 ones .
 Chemical: 5 - methoxytryptamine; Chemical: serotonin
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 - methoxytryptamine, serotonin 
Answer:
 Chemical: 5 - methoxytryptamine; Chemical: serotonin