AIDS-032538 AIDS032538 N-(Hydroxyethyl)sulfonamide, Cbz-Asn-Phe deriv. N-{(1S,2R)-2-Hydroxy-3-[(3-methylbutyl)(phenylsulfonyl)amino]-1-benzylpropyl}-3-carbamoyl-2-[(phenylmethoxy)carbonylamino]propanamide