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The interactions of these liposomes with two local anesthetics , tetracaine and lidocaine , and one general anesthetic , propofol , were studied .
 Chemical: tetracaine; Chemical: lidocaine; Chemical: propofol
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: tetracaine; Chemical: lidocaine; Chemical: propofol