InChI=1/C18H19ClFN3O4/c1-11-7-16(23(25)26)17(27-3)8-15(11)21-18(24)10-22(2)9-12-13(19)5-4-6-14(12)20/h4-8H,9-10H2,1-3H3,(H,21,24)/p+1/fC18H20ClFN3O4/h21-22H/q+1 EC0EC846D0EDD98E