InChI=1S/C28H46O2/c1-17(2)18(3)15-26(30)19(4)23-9-10-24-22-8-7-20-16-21(29)11-13-27(20,5)25(22)12-14-28(23,24)6/h7,17,19,21-26,29-30H,3,8-16H2,1-2,4-6H3/t19?,21-,22?,23?,24?,25?,26?,27-,28+/m0/s1