InChI=1/C20H21N5O2/c21-19(22)16-7-8-18(26)15(10-16)2-1-9-24-20(27)14-5-3-13(4-6-14)17-11-23-12-25-17/h3-8,10-12,26H,1-2,9H2,(H3,21,22)(H,23,25)(H,24,27)/p+2/fC20H23N5O2/h23-25H,21-22H2/q+2 947D6C55E0E7FCBD