23105
METHODS : Rats were divided into 7 groups ; control ( corn oil , gavage ) , DZN ( 15mg / kg / day , gavage , ) , crocin ( 12 . 5 , 25 or 50mg / kg / day , i . p ) plus DZN , vitamin E ( 200IU / kg , i . p , three times per week ) plus DZN and crocin ( 50mg / kg / day , i . p ) groups .
 Chemical: crocin; Chemical: DZN; Chemical: vitamin E; Chemical: DZN; Chemical: crocin
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: crocin, DZN, vitamin E, DZN, crocin 
Answer:
 Chemical: crocin; Chemical: DZN; Chemical: vitamin E; Chemical: DZN; Chemical: crocin