InChI=1/C18H17ClN4O4/c1-3-27-17-7-4-12(10-20)8-16(17)21-11(2)18(24)22-15-6-5-13(23(25)26)9-14(15)19/h4-9,11,21H,3H2,1-2H3,(H,22,24)/t11-/m1/s1/f/h22H BBB67F02EC078C1E