The molecule is an inositol phosphomannosylinositol phosphoceramide compound having a hexacosanoyl group attached to the ceramide nitrogen. It derives from a Man-beta1-2-Ins-1-P-Cer(d20:0/26:0).
[(2R,3S,4S,5S)-6-[(1R,2R,3R,4R,5R,6S)-2-[[(2S,3R)-2-(hexacosanoylamino)-3-hydroxyicosoxy]-hydroxyphosphoryl]oxy-3,4,5,6-tetrahydroxycyclohexyl]oxy-3,4,5-trihydroxyoxan-2-yl]methyl [(2R,3S,5R,6R)-2,3,4,5,6-pentahydroxycyclohexyl] hydrogen phosphate