[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][C][NH1+1][C][C][C][C][C@H1][Ring1][=Branch1][C][=Branch1][C][=O][N][C][=C][Branch1][Branch2][C][=C][C][=C][Ring1][=Branch1][C][C].[O].[Cl-1]"}, {"from": "gpt", "value": "The molecule is the monohydrate form of (S)-ropivacaine hydrochloride. It has a role as a local anaesthetic. It contains a (S)-ropivacaine hydrochloride (anhydrous)."}]