[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a nitrilotriacetate(2-). It is a tautomer of a 2,2'-[(carboxymethyl)imino]diacetate."}, {"from": "gpt", "value": "[C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH1+1][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C][C][=Branch1][C][=O][O-1]"}]