InChI=1S/C15H22O2/c1-10(9-16)13-8-15(3)11(2)5-4-6-12(15)7-14(13)17/h7,9,11,13-14,17H,1,4-6,8H2,2-3H3/t11-,13-,14+,15+/m0/s1