(3S,5R,9R)-7-(3-furyl)-3,9-dimethyl-1-oxaspiro[4.5]dec-6-en-2-one 1-oxaspiro[4.5]dec-6-en-2-one, 7-(3-furanyl)-3,9-dimethyl-, (3S,5R,9R)- InChI=1/C15H18O3/c1-10-5-13(12-3-4-17-9-12)8-15(6-10)7-11(2)14(16)18-15/h3-4,8-11H,5-7H2,1-2H3/t10-,11+,15-/m1/s