InChI=1/C21H24N4O3/c26-20(23-22-14-18-8-4-5-9-19(18)21(27)28)16-25-12-10-24(11-13-25)15-17-6-2-1-3-7-17/h1-9,14H,10-13,15-16H2,(H,23,26)(H,27,28)/b22-14+/f/h23-24H 79422DDB51240617