InChI=1/C16H17N3O4/c1-11-10-14(23-18-11)15(20)17-13-5-3-2-4-12(13)16(21)19-6-8-22-9-7-19/h2-5,10H,6-9H2,1H3,(H,17,20)/f/h17H A9196068D24CD4B3