InChI=1/C22H26N4O2/c1-4-26(14-20-23-19-13-9-8-12-18(19)22(28)24-20)15-21(27)25(3)16(2)17-10-6-5-7-11-17/h5-13,16H,4,14-15H2,1-3H3,(H,23,24,28)/t16-/m1/s1/f/h24H 58BFED04B864D45A