InChI=1/C26H24N2O5/c1-16(2)33-21-11-7-19(8-12-21)24(30)22-23(18-5-9-20(29)10-6-18)28(26(32)25(22)31)15-17-4-3-13-27-14-17/h3-14,16,23,29,31H,15H2,1-2H3/p-1/t23-/m1/s1/fC26H23N2O5/h31h/q-1 871AF14554DC67B0