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The concentrations of dopamine ( DA ) , serotonin and their metabolites decreased significantly after MA administration , which was inhibited by the alpha - TC and DFO pretreatment .
 Chemical: dopamine; Chemical: DA; Chemical: serotonin; Chemical: MA; Chemical: alpha - TC; Chemical: DFO
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: dopamine; Chemical: DA; Chemical: serotonin; Chemical: MA; Chemical: alpha - TC; Chemical: DFO