InChI=1S/C27H21F3N2O5S/c28-27(29,30)37-21-11-5-17(6-12-21)16-32(38(35,36)22-13-9-19(10-14-22)26(33)34)25-24(18-7-8-18)23-4-2-1-3-20(23)15-31-25/h1-6,9-15,18H,7-8,16H2,(H,33,34)