863648-39-9

L-Valine, N-[(phenylmethoxy)carbonyl]-L-a-aspartyl-L-a-glutamyl-,1,2-bis(1,1-dimethylethyl) ester,3-[2-[2-(1,1-dimethylethoxy)-2-oxoethyl]-2-[(2E)-4-[methyl(2-phenylethyl)amino]-1,4-dioxo-2-butenyl]hydrazide]