InChI=1/C33H32N4O7/c38-31-29(19-23-9-3-1-4-10-23)34(21-25-13-7-15-27(17-25)36(41)42)33(40)35(22-26-14-8-16-28(18-26)37(43)44)30(32(31)39)20-24-11-5-2-6-12-24/h1-18,29-32,38-39H,19-22H2/t29-,30-,31+,32+/m1/s1 38573E59E11924D2