[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch1][#Branch1][C][C][=Branch1][C][=O][N][C][NH1+1][=C][Branch1][C][N][N]"}, {"from": "gpt", "value": "The molecule is a guanidinium ion arising from protonation of the imino NH of 4-guanidinobutanamide; major species at pH 7.3. It has a role as a Saccharomyces cerevisiae metabolite. It is a conjugate acid of a 4-guanidinobutanamide."}]