[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][=C][Branch2][=Branch1][C][C][Branch2][Ring2][#C][C][=Branch1][Branch2][=C][Branch1][Ring2][N][Ring1][=Branch1][C][C][=Branch1][C][=O][O][C][C][N][C][C][N][Branch1][Branch1][C][C][Ring1][=Branch1][C][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][C][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][N+1][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O][C]"}, {"from": "gpt", "value": "The molecule is a calcium channel blocker (dihydropyridine type) that is used clinically as an antihypertensive. It is selective for vasculature and does not produce effects on the heart at clinically relevant dosages."}]