1420
In recent years working memory deficits have been reported in users of MDMA ( 3 , 4 - methylenedioxymethamphetamine , ecstasy ) .
 Disease: memory deficits; Chemical: MDMA; Chemical: 3 , 4 - methylenedioxymethamphetamine; Chemical: ecstasy
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: memory deficits, MDMA, 3 , 4 - methylenedioxymethamphetamine, ecstasy 
Answer:
 Disease: memory deficits; Chemical: MDMA; Chemical: 3 , 4 - methylenedioxymethamphetamine; Chemical: ecstasy