Pyrrhoxanthin

3-Acetylpyrrhoxanthinol

5-[11-(4-Acetoxy-2,6,6-trimethyl-1-cyclohexenyl)-2,9-dimethyl-2,4,6,8-undecatetraene-10-ynylidene]-3-[2-(4-hydroxy-2,2,6-trimethyl-7-oxabicyclo[4.1.0]heptane-1-yl)ethenyl]-2(5H)-furanone

5-[11-(4-Acetoxy-2,6,6-trimethyl-1-cyclohexen-1-yl)-2,9-dimethyl-2,4,6,8-undecatetren-10-yn-1-ylidene]-3-[2-(4-hydroxy-2,2,6-trimethyl-7-oxabicyclo[4.1.0]heptan-1-yl)vinyl]furan-2(5H)-one