19461
Several population pharmacokinetic ( PPK ) analyses of the anticancer drug imatinib have been performed to investigate different patient populations and covariate effects .
 Chemical: imatinib
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: imatinib