5530
Here , we established the CDDP - resistant phenotypes of human colon HCT15 cells by continuously exposing them to incremental concentrations of the drug , and monitored expressions of aldo - keto reductases ( AKRs ) 1A1 , 1B1 , 1B10 , 1C1 , 1C2 and 1C3 .
 Chemical: CDDP
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: CDDP