13982
Crocin ( 100mg / kg , p . o . ) was administered for 21 consecutive days , starting 1h prior to the first dose of STZ .
 Chemical: Crocin; Chemical: STZ
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: Crocin; Chemical: STZ