2340
The risky cocktail : what combination effects can we expect between ecstasy and other amphetamines ?
 Chemical: ecstasy; Chemical: amphetamines
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: ecstasy; Chemical: amphetamines