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An antibody response to a protein - bound biotransformation product ( trifluoroacetyl adduct ) has been detected on halothane hepatitis patients .
 Chemical: trifluoroacetyl; Chemical: halothane; Disease: hepatitis
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: trifluoroacetyl; Chemical: halothane; Disease: hepatitis