30264
Synthesis and ionophoric activities of functionalized bis ( choloyl ) conjugates with a rigid core .
 Chemical: bis ( choloyl )
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: bis ( choloyl ) 
Answer:
 Chemical: bis ( choloyl )