(S)-N1-((S)-1-{(2R,3S)-3-[(1-Isopropyl-2-methyl-propylcarbamoyl)-methyl]-oxiranyl}-2-phenyl-ethyl)-2-[(1-quinolin-2-yl-methanoyl)-amino]-succinamide 2-Quin-CO(Asn)Phe Epoxy deriv. AIDS-056936 AIDS056936