“…13 C NMR (75 MHz, CDCl 3 ) δ 156.9, 148.6, 139.4, 132.9 (q, J = 39.0 Hz), 129.8, 129.1, 129.1 (2C), 128.8, 125.8, 125.8, 120.9, 120.6, 120.0 (q, J = 269.0 Hz), 111.3, 110.3 (q, J = 2.5 Hz), 55.5. GC-MS (EI, 70 eV): m/z (%) = 318 (100), 289 (64), 267 (27), 249 (28), 221 (14), 77 (60). HRMS (EI): calcd for C 17 H 13 F 3 N 2 O ([M] + ): 318.09745, found: 318.09699.…”