InChI=1S/C22H30O2/c1-3-4-5-6-7-8-9-13-21-16(2)14-19-18-12-10-11-17(18)15-20(23)22(19)24-21/h9-11,13-15,18-19,21-22H,3-8,12H2,1-2H3/b13-9+/t18-,19+,21+,22-/m1/s1