4140
For extracting resveratrols , 1g of berry skins or leaf tissue extracted in 10 mL methanol and ethyl acetate [ 50 : 50 ( v / v ) ] for 24h at 25 degrees C in darkness was the optimized extraction condition .
 Chemical: resveratrols; Chemical: methanol; Chemical: ethyl acetate
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: resveratrols; Chemical: methanol; Chemical: ethyl acetate