1498
The selective deficit in fear recognition accuracy manifested by the RC group cannot be explained by the subacute effects of cocaine , or ecstasy , because recent and less recent users of these drugs within this group were similarly impaired .
 Disease: deficit in fear recognition; Chemical: cocaine; Chemical: ecstasy
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: deficit in fear recognition; Chemical: cocaine; Chemical: ecstasy