Glycyl-L-glutamine13115-71-4100 % similar Glycyl-L-glutamic acid7412-78-469 % similar Phenylacetylglutamine28047-15-664 % similar Alanyl-glutamine39537-23-061 % similar Aceglutamide2490-97-361 % similar Glycylserine687-38-759 % similar Pyroglutamic acid149-87-158 % similar (+)-Pyroglutamic acid4042-36-858 % similar L-Pyroglutamic acid98-79-358 % similar Glycyl-L-aspartic acid4685-12-556 % similar Glycylleucine688-14-255 % similar Glycyl-L-leucine869-19-255 % similar Boc-L-glutamine13726-85-753 % similar 6-Oxo-2-piperidinecarboxylic acid3770-22-751 % similar Glycylphenylalanine3321-03-751 % similar Glycylphenylalanine721-66-451 % similar N2-[(Phenylmethoxy)carbonyl]-L-glutamine2650-64-851 % similar Glutamine56-85-950 % similar Glutamine585-21-750 % similar D-Glutamine5959-95-550 % similar