InChI=1/C20H19N5O3/c26-19(9-6-15-4-7-17(8-5-15)25(27)28)23-13-10-16(11-14-23)20-22-21-18-3-1-2-12-24(18)20/h1-9,12,16H,10-11,13-14H2/b9-6+ 3F6E159DE507538D