InChI=1/C18H17F2N3O3/c19-17(20)26-15-4-2-1-3-13(15)7-10-16(24)23-14-8-5-12(6-9-14)11-22-18(21)25/h1-10,17H,11H2,(H,23,24)(H3,21,22,25)/b10-7+/f/h22-23H,21H2 31B1B11E505CCC1B