4164
After drug administration , creatinine concentrations in the plasma and in the urine of the rats were determined , as well as creatinine clearance .
 Chemical: creatinine; Chemical: creatinine
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: creatinine, creatinine 
Answer:
 Chemical: creatinine; Chemical: creatinine