InChI=1S/C27H28N2O5/c1-15(10-16-8-9-22(30)23(11-16)32-2)25-17-12-24-27(13-20(28-25)18(17)14-34-24)19-6-4-5-7-21(19)29(33-3)26(27)31/h4-11,17-18,20,24,30H,12-14H2,1-3H3/b15-10+/t17-,18+,20+,24-,27+/m1/s1