。¹H NMR (400 MHz, CDCl₃) δ 7.30 (d, J = 4.4 Hz, 4H), 7.20 (dq, J = 8.7, 4.2 Hz, 1H), 6.74 (d, J = 15.6 Hz, 1H), 6.48 (d, J = 15.6 Hz, 1H), 2.84 (q, J = 7.4 Hz, 2H), 1.37 (t, J = 7.4 Hz, 3H). ¹³C NMR (101 MHz, CDCl₃) δ 137.10, 128.59, 126.89, 126.76, 125.43, 124.86, 26.55, 14.57. GC-MS (m/z): 164。