InChI=1S/C17H26O2/c1-12(11-19-14(3)18)6-5-9-17(4)15-8-7-13(2)16(17)10-15/h6-7,15-16H,5,8-11H2,1-4H3/b12-6-/t15-,16-,17+/m0/s1