1H-Naphtho[2,3-c]pyran-8,9-dione, 3-[(1E)-1,3-dimethyl-1-penten-1-yl]-1-ethoxy-10-hydroxy-7-methoxy-

ChEBI: Laccaridione B is an organic heterotricyclic compound that is 1H-benzo[g]isochromene-8,9-dione substituted by an ethoxy group at position 1, hydroxy group at position 10, a methoxy group at position 7 and a 4-methylhex-2-en-2-yl group at position 3. Isolated from the stem of the fruiting bodies of the basidiomycete strain Laccaria amethystea, it exhibits inhibitory activity against proteases. It has a role as a metabolite and a protease inhibitor. It is a member of isochromenes, an organic heterotricyclic compound, a member of phenols, a member of orthoquinones, a cyclic acetal and an enol ether.