25076
The economic evaluation compared the costs and outcomes of DBG110 , DBG150 and DBG sequential against warfarin , aspirin , and aspirin plus clopidogrel .
 Chemical: warfarin; Chemical: aspirin; Chemical: aspirin; Chemical: clopidogrel
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: warfarin; Chemical: aspirin; Chemical: aspirin; Chemical: clopidogrel