InChI=1S/C24H34O7/c1-14-9-7-11-15(2)21(30-18(5)26)22-19(16(3)23(27)31-22)13-20(29-17(4)25)24(6,28)12-8-10-14/h10-11,19-22,28H,3,7-9,12-13H2,1-2,4-6H3/b14-10-,15-11+/t19-,20+,21+,22-,24-/m1/s1