Task: Please generate a SMILES based on the description.
Description: The molecule is a pentacarboxylic acid anion. It is a conjugate base of a pentetate(1-). It is a conjugate acid of a pentetate(3-).
Result: O=C([O-])CN(CCN(CCN(CC(=O)[O-])CC(=O)O)CC(=O)O)CC(=O)O
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
2-[2-[2-[carboxylatomethyl(carboxymethyl)amino]ethyl-(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate
The molecule is a pentacarboxylic acid anion. It is a conjugate base of a pentetate(1-). It is a conjugate acid of a pentetate(3-).