InChI=1/C20H18FN3O4/c21-17-7-3-2-6-16(17)20(26)23-13-11-22(12-14-23)19(25)10-9-15-5-1-4-8-18(15)24(27)28/h1-10H,11-14H2/b10-9+ 8C9E6EF5A7BAA494