InChI=1/C22H23F3N4O4/c1-11(2)27-19(32)28-9-20(3)15-16(21(4,10-28)33-20)18(31)29(17(15)30)13-6-5-12(8-26)14(7-13)22(23,24)25/h5-7,11,15-16H,9-10H2,1-4H3,(H,27,32)/t15-,16+,20-,21+/f/h27H 7EF55E3FDA4AD15A