D-ARG-PRO-LYS-PRO-D-PHE-GLN-D-TRP-PHE-GLY-LEU-D-TRP-NH2 D-ARG-D-PRO-LYS-PRO-GLN-GLN-D-PHE-PHE-D-HIS-LEU-MET-NH2 (D-ARG1,D-PRO2,D-PHE7,D-HIS9)-SUBSTANCE P (D-ARG1,D-PHE5,D-TRP7,11)-SUBSTANCE P H-D-ARG-PRO-LYS-PRO-D-PHE-GLN-D-TRP-PHE-GLY-LEU-D-TRP-NH2 H-D-ARG-D-PRO-LYS-PRO-GLN-GLN-D-PHE-PHE-D-HIS-LEU-MET-NH2 Substance P, [D-Arg1, D-Pro2, D-Phe7, D-His9] Substance P, 1-D-arginine-2-D-proline-7-D-phenylalanine-9-D-histidine- (9CI)