InChI=1/C16H18ClFN2O4/c17-13-8-10(18)6-7-12(13)15(22)24-9-14(21)20-16(23)19-11-4-2-1-3-5-11/h6-8,11H,1-5,9H2,(H2,19,20,21,23)/f/h19-20H 86AACE851FD4F718