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We show using two - electrode voltage - clamp electrophysiology , fast - application patch - clamp , and single channel recordings that propyl - and ethyl - substituted NHP5G agonists have a broad range of agonist efficacies relative to the full agonist glutamate ( < 1 % - 72 % ) .
 Chemical: propyl - and ethyl - substituted NHP5G; Chemical: glutamate
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: propyl - and ethyl - substituted NHP5G; Chemical: glutamate