InChI=1S/C15H22O3/c1-8-6-9(17)12-13-11(8)14(12,2)5-4-10(18)15(13,3)7-16/h6,10-13,16,18H,4-5,7H2,1-3H3/t10-,11+,12-,13+,14-,15+/m1/s1