InChI=1/C21H28N4O3/c1-16(26)25-19(17-8-10-18(28-2)11-9-17)15-21(27)24-14-6-5-13-23-20-7-3-4-12-22-20/h3-4,7-12,19H,5-6,13-15H2,1-2H3,(H,22,23)(H,24,27)(H,25,26)/p+1/t19-/m1/s1/fC21H29N4O3/h22-25H/q+1 4EEF576895F712F4