InChI=1/C16H13ClN2O5/c1-8-9(2)24-15(12(8)6-18)19-14(21)7-23-16(22)11-5-10(17)3-4-13(11)20/h3-5,20H,7H2,1-2H3,(H,19,21)/f/h19H 0A5AFDBD8DE7754D