InChI=1/C21H26N4O2/c1-15-12-17-7-3-4-9-19(17)25(15)11-10-23-21(27)24(2)14-16-6-5-8-18(13-16)20(22)26/h3-9,13,15H,10-12,14H2,1-2H3,(H2,22,26)(H,23,27)/t15-/m1/s1/f/h23H,22H2 863A26651437090D