124894-89-9 2-(4-Azidosalicylamido)-1,3-dithiopropionate(28-thr-31-ahx)-cholecystokinin (25-33) Asd-thr-ahx-cck (25-33) Cholecystokinin (25-33), 2-(4-azidosalicylamido)-1,3-dithiopropionate(threonyl(28)-aminohexanoyl(31))- Cholecystokinin (25-33),2-(4-azidosalicylamido)-1,3-dithiopropionate(thr(28)-ahx(31))- L-Methioninamide, N-(3-((2-((4-azido-2-hydroxybenzoyl)amino)ethyl)dithio)-1-oxopropyl)-L-alpha-aspartyl-O-sulfo-L-tyrosyl-L-methionyl-L-threonyl-L-tryptophyl-N-(6-((2-amino-2-oxo-1-(phenylmethyl)ethyl)amino)-6-oxohexyl)- N-(3-((2-((4-Azido-2-hydroxybenzoyl)amino)ethyl)dithio)-1-oxopropyl)-L-alpha-aspartyl-O-sulfo-L-tyrosyl-L-methionyl-L-threonyl-L-tryptophyl-N-(6-((2-amino-2-oxo-1-(phenylmethyl)ethyl)amino)-6-oxohexyl)-L-methioninamide