“…CH 3 ),5.93 (s, 1H, CH),6.74 (d, J = 8 Hz, 1H, ArH), 6.8 (t, J = 7.2 Hz, 1H, ArH), 7.02 (t, J = 7.6 Hz, 1H, ArH), 7.24 (d, J = 7.2 Hz, 1H, ArH), 7.33 (t, J = 7.6 Hz 1H, ArH), 7.41 (d, J = 7.6 Hz, 2H, ArH), 7.72 (t, J = 8 Hz, 2H, ArH),8.29 (d, J = 8.4 Hz, 1H, ArH) ppm;13 C NMR (100 MHz, CDCl 3 ): d 15.00, 20.64, 27.95, 30.91, 37.29, 63.87, 112.12, 114.7, 118.28, 120.44, 124.22, 126.72, 127.78, 128.41, 131.40, 132.04, 132.99, 147.88, 156.31, 165.96, 197.15 ppm; Anal. calcd.…”