User: I'm looking for the SMILES of a molecule that can be described by:
The molecule is a pentacarboxylic acid anion. It is a conjugate base of a pentetate(2-). It is a conjugate acid of a pentetate(4-).
Assistant: This is a molecule that fits your description: O=C([O-])CN(CCN(CC(=O)[O-])CC(=O)O)CCN(CC(=O)[O-])CC(=O)O
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that can be described {#by|as!}:
{description#}
Assistant: This is a molecule that fits {#your|this!} description: {SMILES#}
O=C([O-])CN(CCN(CC(=O)[O-])CC(=O)O)CCN(CC(=O)[O-])CC(=O)O
2-[2-[carboxylatomethyl-[2-[carboxylatomethyl(carboxymethyl)amino]ethyl]amino]ethyl-(carboxymethyl)amino]acetate
The molecule is a pentacarboxylic acid anion. It is a conjugate base of a pentetate(2-). It is a conjugate acid of a pentetate(4-).