(2S)-N-((1S,2S)-3-{(1S,4S,6S)-3-aza-4-[N-(tert-butyl)carbamoyl]bicyclo[4.4.0]dec-3-yl}-2-hydroxy-3-oxo-1-benzylpropyl)-3-carbamoyl-2-(2-quinolylcarbonylamino)propanamide AIDS-059174 AIDS059174 Hydroxyethylamine deriv. QC-Asn-Phe-psi [CH(OH)C(O)N]DIQ-NH-tBu