InChI=1S/C25H32O7/c1-5-6-7-8-15-13-16(26)17-18(27)19-22(4,32-20(17)31-15)9-11-24(28)21(2,3)25(29)12-10-23(19,24)14-30-25/h5-8,13,18-19,27-29H,9-12,14H2,1-4H3/b6-5-,8-7+/t18-,19-,22+,23-,24+,25-/m0/s1