24070
We previously reported that the brief exposure of hippocampal slices to dihydroxyphenylglycine ( DHPG ) can result in a long - term depression ( LTD ) of excitatory synaptic transmission .
 Chemical: dihydroxyphenylglycine; Chemical: DHPG
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: dihydroxyphenylglycine; Chemical: DHPG