InChI=1S/C27H32O11/c1-36-17-5-3-4-14(11-17)6-8-19(29)21(25-23(32)22(31)24(33)26(38-25)27(34)35)20(30)9-7-15-10-16(28)13-18(12-15)37-2/h3-5,10-13,21-26,28,31-33H,6-9H2,1-2H3,(H,34,35)