23868
These protective effects were abolished by glucocorticoid receptor ( GR ) antagonist RU486 or p - ERK inhibitor U0126 rather than estrogen receptor alpha antagonist ICI 82 , 780 .
 Chemical: RU486; Chemical: U0126; Chemical: estrogen; Chemical: ICI 82 , 780
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: RU486; Chemical: U0126; Chemical: estrogen; Chemical: ICI 82 , 780