1H NMR (400 MHz, CDCl3) δ 8.11 (s, 1H), 8.00 – 7.87 (m, 3H), 7.85 – 7.73 (m, 3H), 7.62 – 7.44 (m, 6H), 7.41 – 7.30 (m, 2H). 13C{H} NMR (101 MHz, CDCl3) δ 140.91, 140.42, 139.96, 138.22, 133.66, 132.67, 132.57, 131.40, 130.00, 128.66, 128.58, 128.57, 128.45, 128.39, 128.20, 127.63, 126.87, 126.61, 126.29, 125.97, 125.91, 125.57. m/z (GC-MS): 314。