InChI=1S/C28H34O12/c1-7-8-13-9-15-12(2)21(14-10-16(34-3)24(36-5)17(11-14)35-4)38-23(15)26(37-6)22(13)39-28-20(31)18(29)19(30)25(40-28)27(32)33/h7-12,18-21,25,28-31H,1-6H3,(H,32,33)