InChI=1S/C30H34O7/c1-15(2)7-10-20-26(34)22(14-23(32)17(5)6)30-25(27(20)35)28(36)21(11-8-16(3)4)29(37-30)19-12-9-18(31)13-24(19)33/h7-9,12-13,23,31-35H,5,10-11,14H2,1-4,6H3