(2R)-3-acetoxy-2-(((2E)-8-((1S,2R,5S,7R)-2-acetoxy-5-(14-((2S)-3-hydroxy-2-(sulfoamino)propoxy)tetradecyl)-6,8-dioxabicyclo(3.2.1)oct-7-yl)-2-octenoyl)oxy)propyl 2-(trimethylammonio)ethyl phosphate
(2r)-3-acetoxy-2-(((2e)-8-((1s,2r,5s,7r)-2-acetoxy-5-(14-((2s)-3-hydroxy-2-(sulfoamino)propoxy)tetradecyl)-6,8-dioxabicyclo(3.2.1)oct-7-yl)-2-octenoyl)oxy)propyl 2-(trimethylammonio)ethyl phosphate