InChI=1/C21H24Cl2N2O3/c1-2-27-17-8-5-15(6-9-17)21(24-26)20(14-25-11-3-4-12-25)28-19-10-7-16(22)13-18(19)23/h5-10,13,20,26H,2-4,11-12,14H2,1H3/p+1/b24-21+/t20-/m0/s1/fC21H25Cl2N2O3/h25H/q+1 0B45BCDF258B4BA4