The molecule is a macrocyclic lactone isolated from the fermentation broth of the fungal culture Penicillium verrucosum and has been shown to exhibit inhibitory activity against bacterial DNA primase enzyme. It has a role as a Penicillium metabolite and an EC 2.7.7.6 (RNA polymerase) inhibitor. It is a macrocyclic lactone and an enone.
(4S,8aR,12S,12aR)-12-hydroxy-4-methyl-4,5,6,7,8,8a,12,12a-octahydro-1H-3-benzoxecine-2,9-dione