InChI=1/C21H24N4O/c1-2-18(21-23-15-19(25-21)16-9-5-3-6-10-16)24-20(26)13-14-22-17-11-7-4-8-12-17/h3-12,15,18,22H,2,13-14H2,1H3,(H,23,25)(H,24,26)/t18-/m0/s1/f/h23-24H CECAB4D4C3EC1107