InChI=1/C21H26N4O/c1-13-6-15(7-14(2)18(13)9-23)10-25-11-19(20(24)12-25)21(26)17-5-3-4-16(17)8-22/h6-7,16-17,19-20H,3-5,10-12,24H2,1-2H3/p+1/t16-,17+,19+,20-/m0/s1/fC21H27N4O/h24H/q+1 CE418B63CC929262