((2R)-4,6-Dioxabicyclo[3.3.0]oct-2-yloxy)-N-[(1S,2R)-3-([(4-aminophenyl)sulfonyl] {2,2-dimethyl-4-[(methylethoxy)carbonylamino]butyl}amino)-2-hydroxy-1-benzylpropyl] carboxamide AIDS-095587 AIDS095587