161277-32-3 2-Aminobenzylstatine Valyl Cbz deriv. AIDS-028281 AIDS028281 [1(S),4(S)]-2,4,5-Trideoxy-4-[[3-methyl-1-oxo-2-[[(phenylmethoxy)carbonyl]amino]butyl]amino]-N-[[2-methyl-1-[(2-benzimidazolyl)lmethyl]amino]carbonyl]propyl]-5-phenyl-2-[(4-bromophenyl )methylamino]-L- lyxonamide