489
The relative bioavailability of SMEDDS of BBH was enhanced about 2 . 42 - fold compared with the commercial tablet in rats .
 Chemical: BBH
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: BBH 
Answer:
 Chemical: BBH