InChI=1/C21H28N4O5/c1-12(2)16(20(26)30-5)24-21(27)25-10-9-14-17(23-11-22-14)18(25)13-7-6-8-15(28-3)19(13)29-4/h6-8,11-12,16,18H,9-10H2,1-5H3,(H,22,23)(H,24,27)/p+1/t16-,18+/m1/s1/fC21H29N4O5/h22-24H/q+1 3267AF9855E74E0E