¹H NMR (400 MHz, CDCl₃) δ 7.53 (d, J = 7.3 Hz, 4H), 7.45 (t, J = 7.5 Hz, 4H), 7.37 (t, J = 7.2 Hz, 2H), 5.72 (d, J = 5.0 Hz, 1H), 4.40 (d, J = 4.9 Hz, 1H), 4.02 – 3.85 (m, 4H). ¹³C NMR (101 MHz, CDCl₃) δ 140.20, 129.06, 128.13, 126.50, 105.51, 65.05, 55.35. GC-MS (m/z): 240。