InChI=1S/C17H26O2/c1-11-7-8-17-9-14(11)16(4,10-19-13(3)18)15(17)6-5-12(17)2/h12,14-15H,1,5-10H2,2-4H3/t12-,14+,15?,16-,17+/m0/s1