(R,R)-MC-Val-Cit-PAB from MedChemExpress

6-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)-N-((R)-1-(((R)-1-((4-(hydroxymethyl)phenyl)amino)-1-oxo-5-ureidopentan-2-yl)amino)-3-methyl-1-oxobutan-2-yl)hexanamide is a biological molecule