InChI=1S/C14H17N3O5/c15-8-4-2-6-1-3-7(11(6)12(8)19)13(20)17-9(14(21)22)5-10(16)18/h1-3,7-9,11H,4-5,15H2,(H2,16,18)(H,17,20)(H,21,22)/t7?,8-,9-,11?/m0/s1