InChI=1S/C17H23N3O7/c1-2-6-12(22)19-13-15(24)14(23)11(9-21)26-16(13)20-27-17(25)18-10-7-4-3-5-8-10/h3-5,7-8,11,13-15,21,23-24H,2,6,9H2,1H3,(H,18,25)(H,19,22)/b20-16-/t11-,13-,14-,15-/m1/s1