2-[16-((1R){N-[(1S)-1-(Methoxycarbonyl)-2-phenylethyl]carbamoyl}hydroxymethyl)-23-((3S)-3-hydroxytetradecanoylamino)(1S,4S,7S,10S,16S,19S,23S,26R)-4-(4-aminobutyl)-3,6,9,12,15,18,25,28-octaaza-7,26-bis(2-aminoethyl)-19-(2-chloro-1-hydroxyethyl)-13-ethylidene-10-(hydroxyethyl)-21-oxa-2,5,8,11,14,17,20,24,27-nonaoxocyclooctacosyl]acetic acid AIDS-106168 AIDS106168 Pseudomycin B analog