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These include important trials such as HOPE , EUROPA and PEACE using angiotensin converting enzyme inhibitors , VALIANT , OPTIMAAL and TRANSCEND using angiotensin receptor blockers , and the ongoing TOPCAT study in patients with preserved ejection fraction heart failure , many of who also have coronary artery disease .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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