InChI=1/C14H15ClN4O4/c15-8-1-3-9(4-2-8)19-6-7(5-10(19)20)14(23)18-11(12(16)21)13(17)22/h1-4,7,11H,5-6H2,(H2,16,21)(H2,17,22)(H,18,23)/t7-/m1/s1/f/h18H,16-17H2 7261F805F646530C