118643-58-6 Cck-itgnno2P Cholecystokinin (26-33), I-tyr-gly-(nle(28,31),4-No2-phe(33)) Cholecystokinin (26-33), iodotyrosyl-glycyl-(norleucyl(28,31))-para-No2-phenylalanyl(33) I-Tyr-gly-(28,31-nle-33-p-No2-phe)-cholecystokinin (26-33)