¹H NMR (400 MHz, CDCl₃) δ 8.25 (d, J = 8.4 Hz, 1H), 8.18 (s, 1H), 7.88 (d, J = 8.0 Hz, 1H), 7.75 (t, J = 7.7 Hz, 1H), 7.57 (t, J = 7.4 Hz, 1H), 7.37 (d, J = 8.0 Hz, 2H), 7.34 – 7.29 (m, 3H), 7.29 – 7.26 (m, 2H), 7.10 (d, J = 7.9 Hz, 2H), 2.34 (s, 3H). ¹³C{¹H} NMR (101 MHz, CDCl₃) δ 158.3, 147.0, 140.1, 138.0, 137.8, 134.5, 130.0, 129.7, 129.6, 129.2, 128.6, 128.2, 127.4, 127.1, 126.7, 21.3. HRMS (EI) m/z: calcd for C₂₂H₁₇N, 295.1361; found, 295.1363.