[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][C][C][C][C][C][C][C][C][C][C][NH1+1][=C][Branch1][C][N][N]"}, {"from": "gpt", "value": "The molecule is a guanidinium ion resulting from the protonation of the imino nitrogen of 1-dodecylguanidine. The major species at pH 7.3. It is a conjugate acid of a 1-dodecylguanidine."}]