InChI=1/C19H15F3N4O3/c1-11-3-4-13(9-12(11)2)23-10-16-17(19(20,21)22)24-25(18(16)27)14-5-7-15(8-6-14)26(28)29/h3-10,23H,1-2H3/b16-10+ 2EB0756EDD486AD5