Synonyms: Substance P, fragment 4-11, [D-Pro4, D-Trp7,9, Nle11];(D-PRO4,D-TRP7,9,NLE11)-SUBSTANCE P (4-11);D-PRO-GLN-GLN-D-TRP-PHE-D-TRP-LEU-NLE-NH2;(D-pro4,D-trp7,9,nle11)-substance P*fragment 4-11;substance P (4-11), Pro(4)-Trp(7,9)-Nle(11)-;SUBSTANCE P [D-PRO4,D-TRP7,9,NLE11]-FRAGMENT 4-11;L-Norleucinamide,D-prolyl-L-glutaminyl-L-glutaminyl-D-tryptophyl-L-phenylalanyl-D-tryptophyl-L-leucyl-(9CI);H-D-PRO-GLN-GLN-D-TRP-PHE-D-TRP-LEU-NLE-NH2;