15499
Incorporation of bile acid - tamoxifen conjugates showed an unusual complex behavior of membrane hydration , as evident from Prodan based hydration studies .
 Chemical: bile acid; Chemical: tamoxifen; Chemical: Prodan
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 acid, tamoxifen, Prodan 
Answer:
 Chemical: bile acid; Chemical: tamoxifen; Chemical: Prodan