(2R)-2-[8-((3S)-3-Hydroxytetradecanoylamino)(1S,4S,8S,14S,17S,20S,23S,11R)-17-(4-aminobutyl)-3,10,13,16,19,22,25,28-octaaza-11,20-bis(2-aminoethyl)-4-(2-chloro-1-hydroxyethyl)-26-ethylidene-23-(hydroxyethyl)-14-(3-methyl-2-oxobutyl)-6-oxa-2,5,9,12,15,18,21,24,27-nonaoxocyclooctacosyl]-2-hydroxyacetic acid AIDS-109684 AIDS109684 Pseudomycin B analog