InChI=1S/C23H20N4O3/c1-29-17-8-7-15(11-18(17)30-2)19-20(22(26)28)27-10-9-14-5-3-4-6-16(14)21(27)23(19,12-24)13-25/h3-11,19-21H,1-2H3,(H2,26,28)