2-Des-his-6-ala-9-N-Et-pronh2-10-des-glynh2-LHRH 2-de-L-Histidine-6-D-alanine-9-(N-ethyl-L-prolinamide)-10-deglycinamide luteinizing hormone releasing factor 56670-52-1 Dhadg-lhrhea GNRH, des-his(2)-ala(6)-N-Et-pronh2(9)- LHRH, Des-histidyl(2)-alanyl(6)-N-Et-prolinamide(9)-des-glycinamide(10)- LHRH, des-his(2)-ala(6)-N-Et-pronh2(9)-