25021
Striatal dopamine ( DA ) and its metabolites , DOPAC and HVA , and serotonin and its metabolite , 5 - HIAAA , were analyzed by HPLC .
 Chemical: dopamine; Chemical: DOPAC; Chemical: HVA; Chemical: serotonin; Chemical: 5 - HIAAA
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: dopamine, DOPAC, HVA, serotonin, 5 - HIAAA 
Answer:
 Chemical: dopamine; Chemical: DOPAC; Chemical: HVA; Chemical: serotonin; Chemical: 5 - HIAAA