123809-85-8 13,14-Plbn 13,14-Psi-14-leu-bombesin Bombesin, 13-(N2-(2-amino-4-methylpentyl)-L-leucinamide)-14-de-L-methioninamide-, (S)- Bombesin, psi(13,14)-leu(14)- Bombesin, psi(13,14)-leucine(14)-