InChI=1S/C28H30O12/c1-12(2)5-7-15-18(36-3)11-20-17(24(15)37-4)10-16(27(35)38-20)14-8-6-13(29)9-19(14)39-28-23(32)21(30)22(31)25(40-28)26(33)34/h5-6,8-11,21-23,25,28-32H,7H2,1-4H3,(H,33,34)