InChI=1/C15H19N3O4/c1-10-9-12(18(21)22)7-8-13(10)17-15(20)14(19)16-11-5-3-2-4-6-11/h7-9,11H,2-6H2,1H3,(H,16,19)(H,17,20)/f/h16-17H 3938D8605A9F37EC