[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=C][C][=Branch2][Ring1][C][=C][Branch1][=C][C][=Branch1][#Branch2][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][C][C][C][O][C][C][Branch1][Branch2][C][NH2+1][C][Branch1][C][C][C][O].[Cl-1]"}, {"from": "gpt", "value": "The molecule is the hydrochloride salt of metipranolol. A non-cardioselective beta-blocker, it is used to lower intra-ocular pressure in the management of open-angle glaucoma. It has a role as a beta-adrenergic antagonist, an anti-arrhythmia drug, an antihypertensive agent and an antiglaucoma drug."}]