InChI=1S/C15H26O2/c1-9(2)14-12-7-10(3)5-6-15(12,17)11(4)8-13(14)16/h7,9,11-14,16-17H,5-6,8H2,1-4H3/t11-,12+,13+,14+,15+/m1/s1