InChI=1/C24H22N2O4/c1-14-16(8-10-23(27)28)13-25-20(14)12-19-18-9-7-15(11-21(18)26-24(19)29)17-5-3-4-6-22(17)30-2/h3-7,9,11-13,25H,8,10H2,1-2H3,(H,26,29)(H,27,28)/p-1/b19-12-/fC24H21N2O4/h26H/q-1 DDC3AA24DD916A33