InChI=1/C20H21N5O2/c1-24(20(27)15-9-22-10-15)11-13-5-7-16(8-6-13)25-12-14-3-2-4-17(19(21)26)18(14)23-25/h2-8,12,15,22H,9-11H2,1H3,(H2,21,26)/p+1/fC20H22N5O2/h22H,21H2/q+1 840BEFF0CFFBDA10