InChI=1/C16H17ClN2O4/c1-9-8-11(17)2-3-12(9)23-13(20)10-4-6-16(7-5-10)14(21)18-15(22)19-16/h2-3,8,10H,4-7H2,1H3,(H2,18,19,21,22)/f/h18-19H 513F40FCAD17E73F