InChI=1S/C34H40N4O5/c1-5-22(2)29-33(41)35-20-19-23-15-17-26(18-16-23)43-31(24-11-7-6-8-12-24)30(34(42)36-29)37-32(40)27(38(3)4)21-25-13-9-10-14-28(25)39/h6-20,22,27,29-31,39H,5,21H2,1-4H3,(H,35,41)(H,36,42)(H,37,40)/b20-19-