21531
Then 10nM of 17 beta - estradiol or estradiol BSA conjugated were administrated before obtaining the cell lysates .
 Chemical: 17 beta - estradiol; Chemical: estradiol
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: 17 beta - estradiol; Chemical: estradiol