InChI=1/C30H34N4O4/c1-19-14-15-33-25(16-19)31-26(27(33)32-30(6,7)18-29(3,4)5)22-10-8-9-11-24(22)38-28(35)21-13-12-20(2)23(17-21)34(36)37/h8-17,32H,18H2,1-7H3 E047FF0A8CF90F9C