InChI=1/C21H26N4O3/c1-16-4-2-3-13-24(16)15-18-5-9-19(10-6-18)23-21(26)22-14-17-7-11-20(12-8-17)25(27)28/h5-12,16H,2-4,13-15H2,1H3,(H2,22,23,26)/p+1/t16-/m0/s1/fC21H27N4O3/h22-24H/q+1 D8F795C563DB052B