[{"from": "human", "value": "Describe this molecule. [C][Branch1][=C][C][O][C][=Branch1][C][=O][C][C][C][=Branch1][C][=O][O-1][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is an alpha-amino-acid anion that is the conjugate base of O-succinyl-L-homoserine having anionic carboxy groups and a protonated amino group; major species at pH 7.3. It has a role as an Escherichia coli metabolite and a Saccharomyces cerevisiae metabolite. It is a dicarboxylic acid anion and an alpha-amino-acid anion. It is a conjugate base of an O-succinyl-L-homoserine."}]