InChI=1/C16H15ClN4O4/c1-9(10-2-5-12(6-3-10)20-16(18)23)19-15(22)13-8-11(17)4-7-14(13)21(24)25/h2-9H,1H3,(H,19,22)(H3,18,20,23)/t9-/m0/s1/f/h19-20H,18H2 9FAAB2E973EB5AAD