1205
The four dogs without a perfusion defect had a stenosis that resulted in a mild ( 0 % to 50 % ) reduction in dipyridamole - induced hyperemia .
 Chemical: dipyridamole; Disease: hyperemia
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: dipyridamole; Disease: hyperemia