InChI=1S/C15H24O3/c1-8(2)11-6-12(16)10(4)15(11)7-13(17)9(3)5-14(15)18/h5,8,10-12,14,16,18H,6-7H2,1-4H3/t10-,11-,12+,14-,15-/m1/s1