InChI=1S/C25H35NO7/c1-16-22(28)23(29)24(30)25(32-16)33-19-10-7-17(8-11-19)9-12-21(27)31-15-18-5-4-14-26-13-3-2-6-20(18)26/h7-12,16,18,20,22-25,28-30H,2-6,13-15H2,1H3/b12-9-/t16-,18+,20+,22-,23+,24+,25-/m0/s1