InChI=1/C21H21N5O/c1-14(12-26-13-22-19-9-5-6-10-20(19)26)21(27)25-23-11-17-15(2)24-18-8-4-3-7-16(17)18/h3-11,13-14,24H,12H2,1-2H3,(H,25,27)/b23-11+/t14-/m1/s1/f/h25H 16CE24D7D0016329