102275-60-5 3-((3-(4,5-Dihydro-5,5-dimethyl-4-oxo-2-furanyl)-2-butenyl)oxy)-9H-xanthen-9-one 9H-Xanthen-9-one, 3-((3-(4,5-dihydro-5,5-dimethyl-4-oxo-2-furanyl)-2-butenyl)oxy)-, (E)- Ddofbx