InChI=1/C19H18Cl2N2O5/c1-3-26-14(24)8-13-16(19(25)27-4-2)15(11(9-22)18(23)28-13)10-6-5-7-12(20)17(10)21/h5-7,15H,3-4,8,23H2,1-2H3/t15-/m1/s1 FFFEE0D71FF83F75