[{"from": "human", "value": "Describe this molecule. [C][C][C][C][=Branch1][C][=O][O][C][O][C][=Branch1][C][=O][C][=C][Branch2][Ring2][C][N][C][=Branch2][Ring1][N][=C][Branch2][Ring1][C][C][Ring1][=Branch1][C][=C][Branch1][#Branch2][C][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][Cl][Cl][C][=Branch1][C][=O][O][C][C][C]"}, {"from": "gpt", "value": "The molecule is a Dihydropyridine Calcium Channel Blocker. The mechanism of action of clevidipine is as a Calcium Channel Antagonist."}]