22945
Effects of 17 alpha - ethynylestradiol - induced cholestasis on the pharmacokinetics of doxorubicin in rats : reduced biliary excretion and hepatic metabolism of doxorubicin .
 Chemical: 17 alpha - ethynylestradiol; Chemical: doxorubicin; Chemical: doxorubicin
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: 17 alpha - ethynylestradiol; Chemical: doxorubicin; Chemical: doxorubicin