InChI=1S/C37H46O21/c1-12-17(50-4)9-19(21-23(39)15(10-52-31(12)21)14-6-7-16(49-3)18(8-14)51-5)55-37-33(58-36-30(46)25(41)22(38)13(2)54-36)27(43)24(40)20(56-37)11-53-35-29(45)26(42)28(44)32(57-35)34(47)48/h6-10,13,20,22,24-30,32-33,35-38,40-46H,11H2,1-5H3,(H,47,48)