InChI=1S/C27H30O14/c1-36-13-4-2-12(3-5-13)17-8-16(30)20-15(29)6-14(7-18(20)40-17)39-25-23(33)22(32)21(31)19(41-25)9-37-26-24(34)27(35,10-28)11-38-26/h2-8,19,21-26,28-29,31-35H,9-11H2,1H3