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Here the effect of reducing cortical GABA synthesis with l - allylglycine ( LAG ) on attention was tested using three different versions of the 5 - choice serial reaction time task ( 5CSRTT ) .
 Chemical: GABA; Chemical: l - allylglycine; Chemical: LAG
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: l - allylglycine; Chemical: LAG