The molecule is a mannosylated ceramide phosphoinositol compound having a hexacosanyl group attached to the ceramide nitrogen, hydroxylation at C-4 of the long chain base, and hydroxylation at C-2 of the very long chain fatty acid. It derives from an Ins-1-P-Cer(t18:0/2-OH-26:0).
[(2S,3S)-3,4-dihydroxy-2-(2-hydroxyhexacosanoylamino)icosyl] [(1R,2R,3R,4R,5S,6R)-2,3,4,5-tetrahydroxy-6-[(3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxycyclohexyl] hydrogen phosphate