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After she had received a total of only 0 . 9 mg droperidol , a syringe containing diamorphine only was substituted and her unease resolved completely .
 Chemical: droperidol; Chemical: diamorphine
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: droperidol; Chemical: diamorphine