InChI=1/C23H21N5O5/c1-2-28(13-14-5-10-18-17(12-14)21(31)27-23(24)26-18)16-8-6-15(7-9-16)20(30)25-19(22(32)33)4-3-11-29/h1,5-12,19H,3-4,13H2,(H,25,30)(H,32,33)(H3,24,26,27,31)/p-1/t19-/m0/s1/fC23H20N5O5/h25,27H,24H2/q-1 52EF41DBF60516B0