InChI=1/C22H28N4O2/c23-22(28)20(15-18-7-3-1-4-8-18)24-21(27)17-26-13-11-25(12-14-26)16-19-9-5-2-6-10-19/h1-10,20H,11-17H2,(H2,23,28)(H,24,27)/p+1/t20-/m0/s1/fC22H29N4O2/h24-25H,23H2/q+1 8F0B413F2CFFA30E