InChI=1/C12H15Cl3N2O3/c13-8-5-9(14)12(10(15)6-8)16-11(20)7-17(1-3-18)2-4-19/h5-6,18-19H,1-4,7H2,(H,16,20)/p+1/fC12H16Cl3N2O3/h16-17H/q+1 7C41E97285E8E50A