InChI=1S/C18H32O3/c1-2-3-4-5-6-8-11-14-17(19)15-12-9-7-10-13-16-18(20)21/h5-6,8,11,17,19H,2-4,7,9-10,12-16H2,1H3,(H,20,21)/b6-5+,11-8+