“…H NMR (CDCl 3 ) δ: 1.22 (t, 6H, J = 7.1 Hz), 3.44 (q, 4H, J = 7.1 Hz), 4.72 (d, 2H, J = 3.7 Hz), 5.00 (s, 1H),6.54 (d, 1H, J = 2.4 Hz),6.62 (dd, 1H, J = 8.8 Hz, J = 2.4 Hz), 7.30-7.40 (m, 4H), 7.63-7.67 (m, 3H), 7.90 (s, 1H);13 C NMR (CDCl 3 ) δ: 12.5, 21.2, 30.3, 34.2, 44.9, 65.1, 97.2, 108.8, 109.3, 114.7, 123.4, 125.5, 125.81, 125.83, 127.5, 128.3, 128.8, 132.6, 133.9, 135.8, 136.3, 136.9, 140.1, 143.7, 150.5, 151.5, 155.6, 160.5; HRMS (ESI MS) m/z: theor: 405.1399 found: 405.1396 (M + . detected).4.1.5.…”