InChI=1S/C23H32O3/c1-16(2)8-6-9-17(3)10-7-11-18(4)12-13-21-19(5)20(15-24)14-22(25)23(21)26/h8,10,12,14-15,25-26H,6-7,9,11,13H2,1-5H3/b17-10+,18-12+