InChI=1/C21H21N5O/c1-26(2)16-10-7-14(8-11-16)13-22-25-21(27)20-18-12-9-15-5-3-4-6-17(15)19(18)23-24-20/h3-8,10-11,13,20H,9,12H2,1-2H3,(H,25,27)/b22-13+/t20-/m0/s1/f/h25H 17466BA22291D25D