112882-74-3 A 68552 A-68552 Cholecystokinin-7, desamino-tyr(1)-nle(2,5)-(N-methyl)phe(7)- Cholecystokinin-7, desaminotyrosyl(1)-norleucyl(2,5)-N-methylphenylalanine(7)- Desamino-tyr(1)-nle(2,5)-(N-methyl)phe(7)-cck-7