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Mineralocorticoid receptor antagonists ( MRAs ) , such as spironolactone and eplerenone , prevent some of these maladaptive effects on the cardiovascular system and have proven to be a highly efficacious pharmacological therapy .
 Chemical: spironolactone; Chemical: eplerenone
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: spironolactone; Chemical: eplerenone