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Field excitatory post - synaptic potentials ( fEPSPs ) evoked by stimulation of the temporo - ammonic path ( TAP ) input to CA1 stratum lacunosum moleculare ( SLM ) were inhibited by LY541850 in mGlu3 - / - mice ( EC ( 50 ) 38 nM ) and wild - type littermates ( EC ( 50 ) 42 nM ) to a similar extent but were not significantly affected in mGlu2 - / - mice .
 LY541850
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 LY541850