(S)-{3-[(2S,3R)-3-((S)-1-{3-Carbamoyl-2-[(1-quinolin-2-yl-methanoyl)-amino]-propanoylamino}-2-phenyl-ethyl)-oxiranylmethyl]-ureido}-2-phenyl-acetic acid 2-Quin-CO(Asn)Phe Epoxy deriv. AIDS-051433 AIDS051433