InChI=1S/C30H30O8/c1-10-7-16(31)20-13(4)29(36)38-27(20)23-15(10)9-18(33)30(23)6-5-14-8-17(32)19-12(3)28(35)37-26(19)21-11(2)25(34)24(30)22(14)21/h14-17,19-21,23,26-27,31-32H,1-9H2/t14-,15+,16-,17-,19-,20-,21-,23+,26+,27+,30-/m1/s1