InChI=1/C21H28N4O3/c1-20(2)10-14(11-21(3,4)25-20)23-19(26)15-12-22-24-18(15)13-5-6-16-17(9-13)28-8-7-27-16/h5-6,9,12,14,25H,7-8,10-11H2,1-4H3,(H,22,24)(H,23,26)/p+1/fC21H29N4O3/h22-23,25H/q+1 8EE204AAEB6983D4