The molecule is a 1D-myo-inositol bis(diphosphate) trisphosphate having the three phospho groups located at positions 3, 4 and 6 and the two diphospho groups at positions 1 and 5. It derives from a myo-inositol.
[(1R,2R,3S,4R,5S,6S)-2-hydroxy-5-[hydroxy(phosphonooxy)phosphoryl]oxy-3,4,6-triphosphonooxycyclohexyl] phosphono hydrogen phosphate