has role has functional parent hexahydronaphthalenes antiatherosclerotic agent delta-lactone polyketide mevastatin antineoplastic agent fatty acid ester antirheumatic drug (S)-2-methylbutyric acid lovastatin A fatty acid ester that is mevastatin carrying an additional methyl group on the carbobicyclic skeleton. It is used in as an anticholesteremic drug and has been found in fungal species such as <em>Aspergillus terreus</em> and <em>Pleurotus ostreatus</em> (oyster mushroom). CHEBI:40303 antiparkinson drug prodrug anti-HIV agent anti-asthmatic agent anti-inflammatory agent Aspergillus metabolite statin (naturally occurring)