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Organic mental disorder was observed in a 29 - year - old female in the prognostic period after the onset of carmofur - induced leukoencephalopathy .
 Disease: Organic mental disorder; Chemical: carmofur; Disease: leukoencephalopathy
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: Organic mental disorder, carmofur, leukoencephalopathy 
Answer:
 Disease: Organic mental disorder; Chemical: carmofur; Disease: leukoencephalopathy