¹H NMR (400 MHz, CDCl₃) δ 7.48 – 7.31 (m, 5H), 7.19 (s, 1H), 7.06 (dd, J = 13.8, 7.3 Hz, 1H), 6.95 (d, J = 8.2 Hz, 1H), 6.85 (t, J = 8.9 Hz, 1H), 6.77 (s, 1H), 5.67 (s, 1H), 5.44 (s, 1H). ¹³C NMR (101 MHz, CDCl₃) δ 156.27 (d, J = 247.0 Hz), 144.80, 138.98, 138.87, 136.61, 129.28, 128.63, 126.79, 122.48 (d, J = 7.7 Hz), 118.23 (d, J = 22.5 Hz), 108.81, 107.93 (d, J = 3.6 Hz), 104.96 (d, J = 18.8 Hz), 99.00. HRMS (EI): calcd for C₁₆H₁₂FN: 237.0954, found: 237.0958。