InChI=1S/C30H34O6/c1-17(2)7-6-8-19(5)10-13-23-28(35)27-26(34)16-25(33)22(12-9-18(3)4)30(27)36-29(23)21-14-11-20(31)15-24(21)32/h7,9-11,14-16,31-34H,6,8,12-13H2,1-5H3/b19-10+