The molecule is a meroterpenoid found in Penicillium rubrum and has been shown to exhibit inhibitory activity against caspase-1. It has a role as a cysteine protease inhibitor and a Penicillium metabolite. It is a cyclic terpene ketone, a meroterpenoid, an organic heterotetracyclic compound, a terpene lactone, a tertiary alcohol, a methyl ester, an epsilon-lactone, a beta-diketone and a tertiary alpha-hydroxy ketone.
methyl (1R,2S,11S,12S,14R,16S)-16-hydroxy-2,6,6,11,14,16-hexamethyl-18-methylidene-8,15,17-trioxo-7-oxatetracyclo[12.3.1.02,12.05,11]octadec-4-ene-1-carboxylate