Task: Please create a SMILES based on the text description below.
Description: The molecule is a five-membered form of ribonolactone having D-configuration. It has a role as a metabolite. It is a ribonolactone and a butan-4-olide. It derives from a D-ribonic acid.
Result: O=C1O[C@H](CO)[C@@H](O)[C@H]1O
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
(3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-one
The molecule is a five-membered form of ribonolactone having D-configuration. It has a role as a metabolite. It is a ribonolactone and a butan-4-olide. It derives from a D-ribonic acid.