InChI=1S/C27H26O13/c1-27(2)5-4-10-6-12(13-9-37-15-8-11(28)7-14(36-3)16(15)17(13)29)23(21(33)22(10)40-27)38-26-20(32)18(30)19(31)24(39-26)25(34)35/h4-9,18-20,24,26,28,30-33H,1-3H3,(H,34,35)