452
However , a smaller dose of epinephrine was required in the Ropivacaine group than in the other groups .
 Chemical: epinephrine; Chemical: Ropivacaine
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: epinephrine; Chemical: Ropivacaine