InChI=1S/C28H46O4/c1-6-10-11-12-16-23(15-7-2)21-32-28(30)26-18-14-13-17-25(26)27(29)31-20-19-24(9-4)22(5)8-3/h13-14,17-18,22-24H,6-12,15-16,19-21H2,1-5H3