InChI=1/C25H24N4O3/c1-16-9-11-20(12-10-16)32-24-21(25(31)29-13-5-6-17(2)22(29)28-24)14-18(15-26)23(30)27-19-7-3-4-8-19/h5-6,9-14,19H,3-4,7-8H2,1-2H3,(H,27,30)/b18-14+/f/h27H 1815B53A44D8FBFF