25743
Rats were randomly divided into three groups : control , acetic acid , and acetic acid + curcumin .
 Chemical: acetic acid; Chemical: acetic acid; Chemical: curcumin
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: acetic acid; Chemical: acetic acid; Chemical: curcumin