InChI=1/C27H26N2O4/c1-3-15-33-22-12-10-20(11-13-22)24-23(25(30)21-8-6-18(2)7-9-21)26(31)27(32)29(24)17-19-5-4-14-28-16-19/h4-14,16,24,31H,3,15,17H2,1-2H3/p-1/t24-/m1/s1/fC27H25N2O4/h31h/q-1 121AF27D434F64CF