1293
OBJECTIVES : To assess patients ' ability to repeat and recall words presented to them while undergoing procedural sedation with propofol , and correlate their recall with their level of awareness as measured by bispectral index ( BIS ) monitoring .
 Chemical: propofol
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: propofol