InChI=1/C18H17N3O5/c1-24-5-6-26-17-9-13-12(8-16(17)25-2)18(20-10-19-13)21-14-7-11(22)3-4-15(14)23/h3-4,7-10,22H,5-6H2,1-2H3/p-1/fC18H16N3O5/h22h/q-1 8E12197982C734F7