InChI=1/C22H18N4O6/c27-17-5-15(6-18(28)9-17)21(31)25-23-11-13-1-2-14(4-3-13)12-24-26-22(32)16-7-19(29)10-20(30)8-16/h1-12,27-30H,(H,25,31)(H,26,32)/b23-11+,24-12+/f/h25-26H E85A98DBBF4517F8