AIDS-051272 AIDS051272 Macrocylic deriv. N-(4-{[{(2R)-2-Hydroxy-2-[(8S,11S)-8-isopropyl-6,9-dioxo-2-oxa-7,10-diazabicyclo[11.2.2]heptadeca-1(15),13,16-trien-11-yl]ethyl}(3-methylbutyl)amino]sulfonyl}phenyl)acetamide