12577
When tested for antiestrogenic activity , the industrial compound 4-octylphenol was able to antagonize the response to E2 ; however, the response was three orders of magnitude less potent than H 1285 .
 None
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 None