2(5H)-furanone, 3-[[(4S,5R)-2,2-dimethyl-5-(1-methylethenyl)-1,3-dioxolan-4-yl]methyl]- 3-(5-Isopropenyl-2,2-dimethyl-[1,3]dioxolan-4-ylmethyl)-5H-furan-2-one 3-{[(4S,5R)-5-isopropenyl-2,2-dimethyl-1,3-dioxolan-4-yl]methyl}furan-2(5H)-one InChI=1/C13H18O4/c1-8(2)11-10(16-13(3,4)17-11)7-9-5-6-15-12(9)14/h5,10-11H,1,6-7H2,2-4H3/t10-,11+/m0/s