InChI=1/C21H26N4O3/c1-14-12-17(10-11-18(14)22-15(2)26)23-20(27)21(28)24-19(13-25(3)4)16-8-6-5-7-9-16/h5-12,19H,13H2,1-4H3,(H,22,26)(H,23,27)(H,24,28)/p+1/t19-/m0/s1/fC21H27N4O3/h22-25H/q+1 3942D6680E5E2B62