¹H NMR (400 MHz, CDCl₃) δ 7.24 (t, J = 7.5 Hz, 1H), 7.20 – 7.12 (m, 2H), 7.06 (d, J = 7.4 Hz, 1H), 6.77 (d, J = 15.6 Hz, 1H), 6.49 (d, J = 15.6 Hz, 1H), 2.85 (t, J = 7.6 Hz, 2H), 2.39 (s, 3H), 1.77 - 1.70 (m, 2H), 1.57 - 1.49 (m,2H), 1.01 (t, J = 7.6 Hz, 3H). ¹³C NMR (101 MHz, CDCl₃) δ 138.11, 137.09, 128.47, 127.55, 126.85, 126.16, 125.04, 122.59, 32.32, 31.53, 21.92, 21.37, 13.64. HRMS (EI): calcd for C₁₃H₁₈S: 206.1129, found: 206.1125。