Question: Please describe this drug.
 The Molecule has the SMILES C[C@@]1(O)CCOC(=O)C1.
Answer: (R)-4-Hydroxy-4-methyltetrahydro-2H-pyran-2-one is a natural product found in Kionochaeta pughii, Trichoderma harzianum, and other organisms with data available.
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
C[C@@]1(O)CCOC(=O)C1
C[C@]1(CCOC(=O)C1)O
(4R)-4-hydroxy-4-methyloxan-2-one
Please describe this drug.