[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=C][C][=Branch2][=Branch1][=N][=C][N+1][=Branch1][Ring2][=C][Ring1][=Branch1][C@H1][C@@H1][Branch2][Branch1][S][C@@H1][Branch2][Branch1][O][C@H1][Branch1][Ring2][O][Ring1][Branch1][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][O][C][=Branch1][C][=O][N]"}, {"from": "gpt", "value": "The molecule is an anionic form of nicotinamide adenine dinucleotide arising from deprotonation of the two OH groups of the diphosphate moiety. It has a role as a human metabolite, a Saccharomyces cerevisiae metabolite, a hydrogen acceptor and a cofactor. It is a conjugate base of a NAD(+)."}]