InChI=1S/C23H21ClFN7O4/c1-2-20(33)36-21(14-3-6-17(25)7-4-14)23(35)32-19(9-10-28-32)22(34)26-12-15-11-16(24)5-8-18(15)31-13-27-29-30-31/h3-8,10-11,13,19,21H,2,9,12H2,1H3,(H,26,34)/t19-,21+/m0/s1