889
Methamphetamine ( 10 mg / kg sc ) , administered five times , reduced the levels of dopamine and its metabolites in striatal tissue when measured 72 h after the last injection .
 Chemical: Methamphetamine; Chemical: dopamine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: Methamphetamine, dopamine 
Answer:
 Chemical: Methamphetamine; Chemical: dopamine