(3S,6R,9S,12R,15S,18R)-6,12,18-Triisobutyl-3,9,15-triisopropyl-4,10,16-trimethyl-1,7,13-trioxa-4,10,16-triazacyclooctadecane-2,5,8,11,14,17-hexone AIDS-213333 AIDS213333