Task: Please give me a SMILES based on the description.
Description: The molecule is a ketoaldonic acid. It derives from a L-idonic acid and a L-gulonic acid. It is a conjugate acid of a 2-dehydro-L-idonate.
Result: O=C(O)C(=O)[C@@H](O)[C@H](O)[C@@H](O)CO
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
(3S,4R,5S)-3,4,5,6-tetrahydroxy-2-oxohexanoicacid
The molecule is a ketoaldonic acid. It derives from a L-idonic acid and a L-gulonic acid. It is a conjugate acid of a 2-dehydro-L-idonate.