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Bilateral basal ganglia infarcts after the use of cocaine , without concurrent heroin use , have never been reported .
 Disease: basal ganglia infarcts; Chemical: cocaine; Chemical: heroin
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:
 Disease: basal ganglia infarcts; Chemical: cocaine; Chemical: heroin