¹H NMR (400 MHz, CDCl₃) δ 8.13 (d, J = 13.6 Hz, 1H), 7.98 (s, 1H), 7.87 (dd, J = 8.2, 6.0 Hz, 3H), 7.68 (d, J = 13.6 Hz, 1H), 7.62 – 7.51 (m, 3H). ¹³C{¹H} NMR (101 MHz, CDCl₃) δ 139.14, 137.05, 134.83, 133.06, 132.22, 129.28, 128.77, 128.33, 127.88, 127.46, 127.21, 123.24. GC-MS (m/z): 199.