InChI=1/C24H25N3O4/c1-16-13-18(22-5-3-4-6-23(22)25-16)14-31-20-9-7-19(8-10-20)26-12-11-21(24(26)29)17(2)27(30)15-28/h3-10,13,15,17,21,30H,11-12,14H2,1-2H3/t17-,21+/m0/s1 275D3BA3D88C4226