[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is an organic cation resulting from the protonation of the nitrogen of quininib. The major species below pH 4. It is a conjugate acid of a quininib."}, {"from": "gpt", "value": "[C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=C][C][=Branch1][Ring2][=NH1+1][Ring1][#Branch1][/C][=C][/C][=C][C][=C][C][=C][Ring1][=Branch1][O]"}]