InChI=1S/C28H46O2/c1-18(2)8-7-9-19(3)22-11-15-28(6)25-23(12-14-27(22,28)5)26(4)13-10-21(29)16-20(26)17-24(25)30/h8,12,19-22,24-25,29-30H,7,9-11,13-17H2,1-6H3