InChI=1/C21H32N4O3/c1-20(2)13-16(14-21(3,4)23-20)22-19(26)15-9-11-24(12-10-15)17-7-5-6-8-18(17)25(27)28/h5-8,15-16,23H,9-14H2,1-4H3,(H,22,26)/p+1/fC21H33N4O3/h22-23H/q+1 87B9642B44D90CD5