¹H NMR (400 MHz, CDCl₃) δ 7.47 – 7.31 (m, 5H), 4.84 (d, J = 7.6 Hz, 1H), 3.51 - 3.48 (m, 1H), 3.43 - 3.38 (m, 1H), 2.55 (s, 1H). ¹³C{¹H} NMR (101 MHz, CDCl₃) δ 141.05, 128.64, 125.69, 73.98, 15.29. GC-MS (m/z): 248.