benzyl N-(1-((7-amino-1-(benzylamino)-1,2-dioxoheptan-3-yl)amino)-5-(2-methyl-2-phenylhydrazinyl)-1,5-dioxopentan-2-yl)carbamate
benzyl n-(1-((7-amino-1-(benzylamino)-1,2-dioxoheptan-3-yl)amino)-5-(2-methyl-2-phenylhydrazinyl)-1,5-dioxopentan-2-yl)carbamate