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)3-2-6-50-35-30(46)27(43)32(57-37-29(45)25(41)26(42)33(58-37)34(47)48)22(56-35)12-51-36-28(44)24(40)23(39)21(11-38)55-36/h4-5,7-10,21-30,32-33,35-46H,2-3,6,11-13H2,1H3,(H,47,48)