InChI=1/C23H19N3O4/c1-11-8-17-20(21-19(11)12(2)10-29-21)13(3)14(22(28)30-17)9-18(27)26-23-24-15-6-4-5-7-16(15)25-23/h4-8,10,23H,9H2,1-3H3,(H,26,27)/p+2/fC23H21N3O4/h24-26H/q+2 468B51DA720417D5