InChI=1/C21H23N5O/c1-25(2)11-12-26-14-19(21(23-26)15-7-9-22-10-8-15)17-3-5-18-16(13-17)4-6-20(18)24-27/h3,5,7-10,13-14,27H,4,6,11-12H2,1-2H3/p+1/b24-20+/fC21H24N5O/h25H/q+1 787110F8F9AE34EA