Des-Arg (1)-Icatibant Impurity

Chemical Name: L-Arginyl-L-prolyl-trans-4-hydroxy-L-prolylglycyl-3-(2-thienyl)-L-alanyl-L-seryl-D-1,2,3,4-tetrahydro-3-isoquinolinecarbonyl-L-(2a,3abeta,7abeta)-octahydro-1H-indole-2-carbonyl-L-Arginine