12242
Furthermore , butein treatment caused nuclear accumulation of nuclear factor - E2 - related factor 2 ( Nrf2 ) and increased the promoter activity of antioxidant response elements ( AREs ) .
 Chemical: butein
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: butein