InChI=1S/C15H24O3/c1-13(2)9-12-11(10-16)5-4-6-14(3,17)7-8-15(12,13)18/h4-6,12,16-18H,7-10H2,1-3H3/b6-4-,11-5-/t12-,14-,15+/m1/s1