8919
In contrast , GSK1292263 did not inhibit OATP1B1 based on the lack of changes in simvastatin acid exposure [ mean AUC ( 0 - inf ) ratio ( 90 % CI ) of 1 . 05 ( 0 . 91 , 1 . 21 ) ] .
 Chemical: GSK1292263; Chemical: simvastatin
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: GSK1292263; Chemical: simvastatin