[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is an organic cation resulting from the protonation of the carbonilide moiety of alstonine. The major microspecies at pH 7.3. It is a conjugate acid of an alstonine."}, {"from": "gpt", "value": "[C][C@H1][C@@H1][C][N+1][=C][Branch2][Ring1][C][C][C@@H1][Ring1][=Branch1][C][=Branch1][Branch1][=C][O][Ring1][#Branch2][C][=Branch1][C][=O][O][C][C][=C][Branch1][Branch1][C][=C][Ring1][#C][C][=C][C][=C][C][=C][Ring1][=Branch1][N][Ring1][O]"}]