InChI=1/C16H15Cl2NO4/c17-14-11(2-4-13(15(14)18)23-6-5-20)16(22)9-1-3-12(21)10(7-9)8-19/h1-4,7,20-21H,5-6,8,19H2/p+1/fC16H16Cl2NO4/h19H/q+1 9D0C3CCE639DEEDD