21303
Hepatocyte uptake of [ ( 14 ) C ] sorafenib was not Na ( + ) - dependent or influenced by the organic anion transporter 2 ( OAT2 ) inhibitor ketoprofen .
 Chemical: [ ( 14 ) C ] sorafenib; Chemical: Na ( + ); Chemical: ketoprofen
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: [ ( 14 ) C ] sorafenib; Chemical: Na ( + ); Chemical: ketoprofen