[{"from": "human", "value": "Please give me some details about this molecule. [C][C][=C][Branch1][#Branch2][C][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][C][N][C][=Branch1][C][=O][C][C][C][C][C][N][Ring1][Branch1][C][C][C][Ring1][Branch2]"}, {"from": "gpt", "value": "The molecule is a secondary carboxamide resulting from the formal condensation of the amino group of 2,6-dimethylaniline with the carboxy group of (tetrahydro-1H-pyrrolizin-7a(5H)-yl)acetic acid. It is a sodium channel blocker which is used as an antiarrhythmic drug for the management of atrial tachyarrhythmias in Japan. It has a role as an anti-arrhythmia drug and a sodium channel blocker. It is a secondary carboxamide and an organic heterobicyclic compound."}]