15488
Since bile salts play a crucial role in the lipid digestion process , the aim of this work is to analyze the interactions between Pluronic F127 or F68 and the bile salt NaTDC when the latter is added at physiological concentrations .
 Chemical: bile salts; Chemical: Pluronic F127 or F68; Chemical: bile salt; Chemical: NaTDC
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: bile salts, Pluronic F127 or F68, bile salt, NaTDC 
Answer:
 Chemical: bile salts; Chemical: Pluronic F127 or F68; Chemical: bile salt; Chemical: NaTDC