Icatibant Impurity 2

Chemical Name: ((2S,3aS,7aS)-1-((R)-2-(((S)-2-(2-((2S,4R)-1-(D-arginyl-L-arginyl-L-prolyl)-4-hydroxypyrrolidine-2-carboxamido)acetamido)-3-(thiophen-2-yl)propanoyl)-L-seryl)-1-oxo-1,2,3,4-tetrahydroisoquinoline-3-carbonyl)octahydro-1H-indole-2-carbonyl)-L-arginine