8-methoxy-3,6,9-trimethyl-3a,4,5,9b-tetrahydro-3H-benzo[g][1]benzoxol-2-one;8-methoxy-3,6,9-trimethyl-3a,4,5,9b-tetrahydro-3H-benzo[g]benzofuran-2-one;1693-61-4;(+)-beta-Desmotroposantonin methyl ether;(+).beta.-Desmotroposantonin methyl ether
8-methoxy-3,6,9-trimethyl-3a,4,5,9b-tetrahydro-3H-benzo[g][1]benzoxol-2-one