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DISCUSSION : Drug - induced symptoms of pheochromocytoma are often associated with the use of substituted benzamide drugs , but the underlying mechanism is unknown .
 Disease: pheochromocytoma; Chemical: benzamide
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: pheochromocytoma; Chemical: benzamide