InChI=1/C20H21N5O2/c1-24(2)10-11-25(3)15-9-8-14(27-15)18-16-17(22-20(21)23-18)12-6-4-5-7-13(12)19(16)26/h4-9H,10-11H2,1-3H3,(H2,21,22,23)/p+1/fC20H22N5O2/h24H,21H2/q+1 AD53773B71BD2B57