[{"from": "human", "value": "Could you provide a description of this molecule? [C][=C][N+1][=Branch2][Ring1][#Branch1][=C][Branch1][=Branch1][N][=C][Ring1][=Branch1][N][N][C][C][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][N][C@H1][C@@H1][Branch1][=N][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][O][O][O]"}, {"from": "gpt", "value": "The molecule is a zwitterion obtained by transfer of a proton from the carboxy group to the cytidine ring of lysidine. Nucleoside used in tRNA Ile2 at position 34. Ensures the tRNA only charges Ile and not Met."}]