InChI=1/C27H26N2O4/c1-33-18-9-6-16(7-10-18)17-8-11-21-22(27(32)29-24(21)14-17)15-25-20(12-13-26(30)31)19-4-2-3-5-23(19)28-25/h6-11,14-15,28H,2-5,12-13H2,1H3,(H,29,32)(H,30,31)/p-1/b22-15-/fC27H25N2O4/h29H/q-1 B66A91C891BFBE69