61059-67-4 L-alpha-Glutamine, N(sup 2)-L-alpha-glutamyl-N-(2-(5-hydroxy-1H-indol-3-yl)ethyl)- N(sup 2)-L-alpha-Glutamyl-N-(2-(5-hydroxy-1H-indol-3-yl)ethyl)-L-alpha-glutamine alpha-5-Hydroxytryptamide of gamma-(alpha-glutamoyl)glutamic acid