[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][=Branch1][C][=O][O][C@@H1][C@@H1][Branch2][Branch1][=N][C@H1][Branch1][=Branch1][O][C][Ring1][Branch1][O][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O][C][C@@H1][C@H1][Branch2][Ring1][N][C@H1][Branch2][Ring1][#Branch1][C@@H1][Branch1][Ring2][O][Ring1][Branch1][N][C][=N][C][=C][Branch1][=Branch2][N][=C][N][=C][Ring1][=Branch1][Ring1][=Branch2][N][O][O][O]"}, {"from": "gpt", "value": "The molecule is a nucleotide-sugar oxoanion arising from deprotonation of the diphosphate OH groups of 2''-O-acetyl-ADP-D-ribose; major species at pH 7.3. It is a nucleotide-sugar oxoanion and an O-acyl-ADP-D-ribose(2-). It is a conjugate base of a 2''-O-acetyl-ADP-D-ribose."}]