140661-97-8 Bradycor CP 0127 D-Arginyl-L-arginyl-L-prolyl-trans-4-hydroxy-L-prolyl-S-(1-(6-(3-mercapto-2,5-dioxo-1-pyrrolidinyl)hexyl)-2,5-dioxo-3-pyrrolidinyl)-L-cysteinyl-L-phenylalanyl-L-seryl-D-phenylalanyl-L-leucyl-L-arginine (5-5')-sulfide with D-arginyl-L-arginyl-L-prolyl-trans-4-hydroxy-L-prolyl-L-cysteinyl-L-phenylalanyl-L-seryl-D-phenylalanyl-L-leucyl-L-arginine Deltibant L-Arginine, D-arginyl-L-arginyl-L-prolyl-trans-4-hydroxy-L-prolyl-S-(1-(6-(3-mercapto-2,5-dioxo-1-pyrrolidinyl)hexyl)-2,5-dioxo-3-pyrrolidinyl)-L-cysteinyl-L-phenylalanyl-L-seryl-D-phenylalanyl-L-leucyl-, (5-5')-sulfide with D-arginyl-L-arginyl-L-prolyl-trans-4-hydroxy-L-prolyl-L-cysteinyl-L-phenylalanyl-L-seryl-D-phenylalanyl-L-leucyl-L-arginine