[{"from": "human", "value": "Provide a brief overview of this molecule. [C][N@@+1][Branch2][Ring2][=Branch2][C][C][C][=C][C][=Branch2][Ring1][#C][=C][Branch2][Ring1][=Branch2][C][=C][Ring1][=Branch1][C@H1][Ring1][#Branch2][C][C][=C][C][=Branch1][#Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O][C][O][C][O][C][C][C][C][=Branch1][C][=O][O][C][C][C][C][C][O][C][=Branch1][C][=O][C][C][N@+1][Branch2][Ring2][=Branch2][C][C][C][=C][C][=Branch2][Ring1][#C][=C][Branch2][Ring1][=Branch2][C][=C][Ring1][=Branch1][C@H1][Ring1][#Branch2][C][C][=C][C][=Branch1][#Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O][C][O][C][O][C][C].[C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][S][=Branch1][C][=O][=Branch1][C][=O][O-1].[C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][S][=Branch1][C][=O][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is the besylate salt form of cisatracurium, a non-depolarizing skeletal muscle relaxant of the benzylisoquinolinium class, with skeletal muscle relaxing activity. Cisatracurium besylate acts as a competitive acetylcholine antagonist that binds to nicotinic receptors at the neuromuscular junction. This blocks neuromuscular transmission and causes neuromuscular relaxation."}]