InChI=1/C17H17N3O4/c21-16(11-18-17(22)20-12-4-2-1-3-5-12)19-13-6-7-14-15(10-13)24-9-8-23-14/h1-7,10H,8-9,11H2,(H,19,21)(H2,18,20,22)/f/h18-20H 8A145AF255B99AD3