InChI=1/C28H28N2O4/c1-3-33-25-13-12-18(14-26(25)32-2)21(22-17-29-23-10-6-5-9-20(22)23)16-30-28(31)27-15-19-8-4-7-11-24(19)34-27/h4-14,21,27H,3,15-17H2,1-2H3,(H,30,31)/p+1/t21-,27-/m1/s1/fC28H29N2O4/h29-30H/q+1 0F6A1B6E74E5CED9