InChI=1/C22H28Cl2N2O4/c23-18-12-16(13-19(24)22(18)25)20(28)14-26-10-3-1-2-4-21(29)30-11-9-15-5-7-17(27)8-6-15/h5-8,12-13,20,26-28H,1-4,9-11,14,25H2/p+1/t20-/m0/s1/fC22H29Cl2N2O4/h26H/q+1 4ED2E7D93C69C638