InChI=1/C19H17FN4O4/c1-4-28-19(27)14-10-21-16(12-5-7-13(20)8-6-12)22-17(14)23(3)24-15(25)9-11(2)18(24)26/h5-10H,4H2,1-3H3 F8FEC96E6EE6FD5C