InChI=1/C18H20N4O5/c1-11-8-14(17(19)15(9-11)22(25)26)18(24)20-12-4-6-13(7-5-12)27-10-16(23)21(2)3/h4-9H,10,19H2,1-3H3,(H,20,24)/f/h20H 72119433667A994C