[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a dehydroamino acid derived from glycine. It has a role as an Escherichia coli metabolite. It is a dehydroamino acid and an imine. It is a conjugate acid of a dehydroglycinate. It is a tautomer of a dehydroglycine zwitterion."}, {"from": "gpt", "value": "[C][=Branch1][C][=N][C][=Branch1][C][=O][O]"}]