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Lovastatin and simvastatin are both effective and well - tolerated agents for lowering elevated levels of serum cholesterol .
 Lovastatin, simvastatin, cholesterol
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Lovastatin, simvastatin, cholesterol