The molecule is tetraanion of ADP-D-ribose 1''-phosphate arising from deprotonation of phosphate and diphosphate functions. It is a conjugate base of an ADP-D-ribose 1''-phosphate.
[(2R,3R,4S,5R)-5-[[[[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-oxidophosphoryl]oxy-oxidophosphoryl]oxymethyl]-3,4-dihydroxyoxolan-2-yl] phosphate