InChI=1/C18H25ClN4O4/c1-11(2)23(3)7-5-4-6-20-17(25)18(26)22-13-9-15-14(8-12(13)19)21-16(24)10-27-15/h8-9,11H,4-7,10H2,1-3H3,(H,20,25)(H,21,24)(H,22,26)/p+1/fC18H26ClN4O4/h20-23H/q+1 68A8C3DFE1E2B267