“…Spectroscopic data were consistent with previously published data. 37 1 H NMR (400 MHz, CDCl 3 ) δ 7.49 (td, J = 7.4, 2.4 Hz, 4H), 7.58 (t, J = 7.4 Hz, 2H), 7.66 (dd, J = 12.4, 7.4 Hz, 4H), 7.72 (dd, J = 8.4, 2.4 Hz, 2H), 7.82 (dd, J = 11.2, 8.4 Hz, 2H); 13 C{ 1 H} NMR (101 MHz, CDCl 3 ) δ 123.7 (q, 1 J CF = 273.6 Hz, CF 3 ), 125.5 (dq, 3 J CP = 12.0 Hz, 3 J CF = 3.8 Hz, 2 × CH), 128.9 (d, 3 J CP = 12.3 Hz, 4 × CH), 131.8 (d, 1 J CP = 105.4 Hz, 2 × C), 132.2 (d, 2 J CP = 10.1 Hz, 4 × CH), 132.5 (d, 4 J CP = 2.8 Hz, 2 × CH), 132.7 (d, 2 J CP = 10.1 Hz, 2 × CH), 133.8 (qd, 2 J CF = 32.9 Hz, 4 J CP = 2.9 Hz, C), 137.3 (d, 1 J CP = 101.2 Hz, C); MS (ESI) m / z 369 (M + Na + , 100).…”