123068-35-9 1H-Cyclonona(c)furan-1,3,6-trione, 4,5,7,8,9,10-hexahydro-5,8-dihydroxy-9-ethylidene-4-propyl-, (4R*,5R*,8R*)- 1H-Cyclonona(c)furan-1,3,6-trione, 9-ethylidene-4,5,7,8,9,10-hexahydro-5,8-dihydroxy-4-propyl-, (4R*,5R*,8R*)- Cornexistin