Task: Please create a text description for a molecule.
Molecule SMILES: NC(=O)N[C@@H]1NC(=O)NC1=O
Constraint: Answer the question with full sentences.
Result: The molecule is an optically active form of allantoin having (R)-(-)-configuration. It has a role as a mouse metabolite. It is an enantiomer of a (S)-(+)-allantoin.
Task: Please create a {#text |!}description for a molecule{# based on its representation|!}.
{#Molecule |!}{SMILES__description}: {SMILES#}
Constraint: Answer the question with {#full|complete!} sentences.
Result: {description#}
[(4R)-2,5-dioxoimidazolidin-4-yl]urea
The molecule is an optically active form of allantoin having (R)-(-)-configuration. It has a role as a mouse metabolite. It is an enantiomer of a (S)-(+)-allantoin.