10243
In addition , the results suggest that positive modulation of GABA ( B ) receptors does not produce discriminative stimulus effects similar to those of benzodiazepines , alcohol , cocaine , and nicotine .
 Chemical: GABA; Chemical: benzodiazepines; Chemical: alcohol; Chemical: cocaine; Chemical: nicotine
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: GABA; Chemical: benzodiazepines; Chemical: alcohol; Chemical: cocaine; Chemical: nicotine