17823
The clearance of midazolam ( administered intravenously , 10 mg kg ( - 1 ) ) in chimeric mice was enhanced by orally co - administered thalidomide ( 100 mg kg ( - 1 ) ) .
 Chemical: midazolam; Chemical: thalidomide
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: midazolam, thalidomide 
Answer:
 Chemical: midazolam; Chemical: thalidomide