4530
The exercise - isoproterenol ( E - 1 ) and exercise control ( EC ) groups exercised daily for thirty days on a treadmill at 1 mph , 2 % grade while animals of the sedentary - isoproterenol ( S - I ) group remained sedentary .
 Chemical: isoproterenol; Chemical: isoproterenol
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: isoproterenol; Chemical: isoproterenol