InChI=1/C18H27ClN4O4/c1-4-16(24)21-13-6-7-14(19)15(12-13)22-18(26)17(25)20-8-5-9-23(2)10-11-27-3/h6-7,12H,4-5,8-11H2,1-3H3,(H,20,25)(H,21,24)(H,22,26)/p+1/fC18H28ClN4O4/h20-23H/q+1 25C1E7421BA0D5EE