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 carbopolycyclic compound, a cyclic terpene ketone, a meroterpenoid, a diol, a methyl ester, a beta-diketone and a tertiary alpha-hydroxy ketone.
methyl (1R,2S,5S,7R,10S,11S,13R,15S)-7,15-dihydroxy-2,6,6,10,13,15-hexamethyl-17-methylidene-14,16-dioxotetracyclo[11.3.1.02,11.05,10]heptadecane-1-carboxylate