InChI=1S/C30H34N4O4/c1-4-19-14-22-23(15-25(19)34-10-7-20(8-11-34)32-9-12-38-17-26(35)36)30(2,3)29-27(28(22)37)21-6-5-18(16-31)13-24(21)33-29/h5-6,13-15,20,32-33H,4,7-12,17H2,1-3H3,(H,35,36)