InChI=1/C17H18N4O3/c1-4-11-5-6-12(7-14(11)22)20-16-15-10(2)13(17(23)24-3)8-21(15)19-9-18-16/h5-9,22H,4H2,1-3H3,(H,18,19,20)/f/h20H D5C2EFD5BCEEED23