InChI=1S/C30H32O9/c1-35-25-11-16(4-6-23(25)32)9-20-19(15-38-30(20)34)8-17-10-21-22(14-31)28(39-29(21)27(12-17)37-3)18-5-7-24(33)26(13-18)36-2/h4-7,10-13,19-20,22,28,31-33H,8-9,14-15H2,1-3H3/t19-,20+,22-,28+/m0/s1