123266-21-7 2(5H)-Furanone, 3-((2R,13R)-2,13-dihydroxy-8-oxo-13-((2R,5R)-tetrahydro-5-((1R)-1-ydroxytridecyl)-2-furanyl)tridecyl)-5-methyl-, (5S)- Annonacin-10-one Annonacinone