InChI=1/C16H17N3O4/c1-11-14(5-9-23-11)15(20)18-17-13-2-6-19(7-3-13)16(21)12-4-8-22-10-12/h4-5,8-10H,2-3,6-7H2,1H3,(H,18,20)/f/h18H BDE00D785B5F867A