InChI=1S/C34H40N4O5/c1-5-22(2)27-32(40)35-21-20-23-16-18-26(19-17-23)43-31(25-14-10-7-11-15-25)28(33(41)36-27)37-34(42)29(38(3)4)30(39)24-12-8-6-9-13-24/h6-22,27-31,39H,5H2,1-4H3,(H,35,40)(H,36,41)(H,37,42)/b21-20-