InChI=1S/C33H40O15/c1-13-18-23(44-16(4)34)30(8)14(2)32(29(18,7)11-12-31(13)10-9-17(35)46-28(31,5)6)26(41)43-15(3)33(32,27(42)48-30)47-25-21(38)19(36)20(37)22(45-25)24(39)40/h9-10,15,19-23,25,36-38H,2,11-12H2,1,3-8H3,(H,39,40)