[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@@][Branch2][Ring2][#Branch1][C][=Branch1][C][=O][N][C@H1][Branch2][Ring1][Branch1][C][=Branch1][C][=O][N][C][C][C][C@H1][Ring1][Branch1][C@@][Ring1][#Branch2][Branch1][Ring2][O][Ring1][=C][O][C][C][=C][C][=C][C][=C][Ring1][=Branch1][N][C][=Branch1][C][=O][C@H1][C][N][Branch2][Ring1][Branch2][C@@H1][C][C][=C][N][C][=C][C][=C][C][=Branch1][=Branch1][=C][Ring1][=Branch2][Ring1][=Branch1][C][Ring1][N][=C][Ring1][S][C]"}, {"from": "gpt", "value": "The molecule is a peptide ergot alkaloid that is dihydroergotamine in which a double bond replaces the single bond between positions 9 and 10. It has a role as a non-narcotic analgesic, a vasoconstrictor agent, a serotonergic agonist, an alpha-adrenergic agonist, a mycotoxin and an oxytocic. It is a conjugate base of an ergotamine(1+)."}]