1H NMR (400 MHz, CDCl3) δ 8.25 (d, J = 7.7 Hz, 2H), 7.62 (d, J = 7.8 Hz, 2H), 7.40 (d, J = 7.7 Hz, 2H), 7.35 (d, J = 7.3 Hz, 2H), 7.29 (d, J = 6.7 Hz, 1H), 6.23 (s, 1H), 4.79 (d, J = 9.7 Hz, 1H), 4.58 (q, J = 17.3 Hz, 2H), 2.77 - 2.56 (m, 2H). 13C NMR (100 MHz, CDCl3) δ 149.8, 147.4, 139.7, 133.9, 128.6, 127.6, 126.6, 124.8, 123.8, 122.2, 74.9, 66.8, 34.9. HRMS (EI): calcd for C17H15NO3: 281.1052, found: 281.1044.