InChI=1S/C33H36N4O7/c1-7-19-18(5)30(42)36-24(19)13-22-16(3)20(9-11-28(38)39)25(34-22)14-26-21(10-12-29(40)41)17(4)23(35-26)15-27-32(6)33(8-2,44-32)31(43)37-27/h7-8,13,15,34-35H,1-2,9-12,14H2,3-6H3,(H,36,42)(H,37,43)(H,38,39)(H,40,41)/b24-13-,27-15-