[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][C][NH1+1][Branch1][Branch1][C][C][Ring1][=Branch1][C][C][C][Branch1][N][C][C][C][C][C][Ring1][Branch1][C][=C][Ring1][Branch1][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][O].[Cl-1]"}, {"from": "gpt", "value": "The molecule is the hydrochloride salt of biperiden. A muscarinic antagonist affecting both the central and peripheral nervous systems, it is used in the treatment of all forms of Parkinson's disease. It has a role as a muscarinic antagonist, a parasympatholytic and an antiparkinson drug. It is a hydrochloride, a member of piperidines and a tertiary alcohol. It contains a biperiden."}]