InChI=1/C21H24N6O/c1-12-15(10-26(3)24-12)8-14-6-5-7-16-19(18-11-27(4)25-13(18)2)17(9-22)21(23)28-20(14)16/h8,10-11,19H,5-7,23H2,1-4H3/b14-8+/t19-/m0/s1 BB770EF12EA5FDC8