5771
In addition , ML253 is selective against the four other muscarinic subtypes , displays excellent CNS exposure and is active in an amphetamine - induced hyperlocomotion assay .
 Chemical: ML253; Chemical: amphetamine
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: ML253; Chemical: amphetamine