[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][=C][Branch2][Ring2][Branch2][C][Branch2][Ring1][Branch1][C][=Branch1][Branch2][=C][Branch1][Ring2][N][Ring1][=Branch1][C][C][=Branch1][C][=O][O][C][Branch1][C][C][C][C][=C][C][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][N+1][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O][C][C][O][C]"}, {"from": "gpt", "value": "The molecule is a Dihydropyridine Calcium Channel Blocker. The mechanism of action of nimodipine is as a Calcium Channel Antagonist."}]