InChI=1S/C24H34O4/c1-14(4-9-22(27)28)18-7-8-19-17-6-5-15-12-16(25)10-11-23(15,2)20(17)13-21(26)24(18,19)3/h5-6,12,14,17-21,26H,4,7-11,13H2,1-3H3,(H,27,28)/t14-,17?,18?,19?,20?,21+,23+,24-/m1/s1