Question: Please describe this drug.
 The Molecule can be represented with the SMILES C[C@@](O)(CCO)CC(=O)O.
Answer: Mevalonic acid is a natural product found in Streptomyces lividans, Artemisia annua, 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@@](O)(CCO)CC(=O)O
C[C@@](CCO)(CC(=O)O)O
(3R)-3,5-dihydroxy-3-methylpentanoicacid
Please describe this drug.