15491
As a result , Pluronic F127 was shown to be more resistant to displacement by bile salt than F68 at the oil - water interface due to the larger steric hindrance and interfacial coverage provided .
 Pluronic F127, bile salt, F68
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Pluronic F127, bile salt, F68