InChI=1S/C37H46O21/c1-49-20-8-14(7-16-10-18(54-31(16)20)15-4-5-17-19(9-15)53-13-52-17)3-2-6-50-37-33(58-36-30(46)26(42)28(44)32(57-36)34(47)48)27(43)24(40)22(56-37)12-51-35-29(45)25(41)23(39)21(11-38)55-35/h4-5,7-10,21-30,32-33,35-46H,2-3,6,11-13H2,1H3,(H,47,48)