3513
The effects after combination of curcumin at 5 mu M with each sirolimus concentration and sirolimus at 10 ng / ml with each curcumin concentration were presumably antagonistic .
 Chemical: curcumin; Chemical: sirolimus; Chemical: sirolimus; Chemical: curcumin
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: curcumin, sirolimus, sirolimus, curcumin 
Answer:
 Chemical: curcumin; Chemical: sirolimus; Chemical: sirolimus; Chemical: curcumin