6831
Compounds bearing the thiazolidinedione structure have also been shown to inhibit phosphoinositide 3 - kinase ( PI3K ) .
 Chemical: thiazolidinedione
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: thiazolidinedione 
Answer:
 Chemical: thiazolidinedione