H-GLN-P-NITROBENZYL ESTER HBR;H-GLN-ONB HBR;L-GLUTAMINE-P-NITROBENZYL ESTER HYDROBROMIDE;L-GLUTAMINE ALPHA-4-NITROBENZYL ESTER HYDROBROMIDE;GLUTAMINE-P-NITROBENZYL ESTER HBR;Glutamine-p-nitrobenzyl ester hydrobromide;Glutamine-p-nitrobenzyl ester;H-Gln-One Hbr