¹H NMR (400 MHz, CDCl₃) δ 7.49 – 7.41 (m, 4H), 7.40 – 7.26 (m, 3H), 7.25 – 7.10 (m, 3H), 6.93 (d, J = 12.7 Hz, 1H), 6.03 (d, J = 12.7 Hz, 1H), 5.04 (q, J = 6.4 Hz, 1H), 1.66 (d, J = 6.5 Hz, 3H). ¹³C NMR (101 MHz, CDCl₃) δ 146.58, 142.63, 136.31, 128.58, 128.44, 127.72, 125.86, 125.60, 125.05, 108.43, 79.05, 23.66. GC-MS (m/z): 224。