InChI=1S/C40H56O7/c1-23-15-18-40(35(44)45)20-19-38(6)26(33(40)24(23)2)11-13-31-37(5)22-29(34(43)36(3,4)30(37)16-17-39(31,38)7)47-32(42)14-10-25-9-12-27(41)28(21-25)46-8/h9-12,14,21,23-24,29-31,33-34,41,43H,13,15-20,22H2,1-8H3,(H,44,45)/b14-10+