11593
Areca nut procyanidins ameliorate streptozocin - induced hyperglycemia by regulating gluconeogenesis .
 Chemical: procyanidins; Chemical: streptozocin
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: procyanidins; Chemical: streptozocin