InChI=1/C21H28N4O3/c1-4-28-21(27)24-19-12-8-11-18(16(19)2)23-20(26)22-13-14-25(3)15-17-9-6-5-7-10-17/h5-12H,4,13-15H2,1-3H3,(H,24,27)(H2,22,23,26)/p+1/fC21H29N4O3/h22-25H/q+1 1FE307D97AF90537