InChI=1/C23H23ClN4O4/c1-27-21(29)18(22(30)28(23(27)31)13-5-3-12(24)4-6-13)20-19-15(9-10-25-20)16-11-14(32-2)7-8-17(16)26-19/h3-8,11,18-21,25,29H,9-10H2,1-2H3/p+1/t18-,19+,20-,21-/m1/s1/fC23H24ClN4O4/h26H/q+1 2B8F976BCD7C860A