InChI=1/C21H22N4O2/c1-25-18(24-21(27)17-8-5-13-22-19(17)25)14-9-11-16(12-10-14)23-20(26)15-6-3-2-4-7-15/h2-3,5,8-13,15,18H,4,6-7H2,1H3,(H,23,26)(H,24,27)/t15-,18-/m0/s1/f/h23-24H 49D0CAB793DA4672