... 131 .2, 124 .4, 122 .0, 117.5, 114.8, 106.4, 92. 4 (Ar-C), 68.8 (O-CH-), 31 .2, 28 .9, 28 .8, 28 .7, 28 .6, 28 .5, 28 .4, 25 .4, 21 .9 20 .2 (-CH2-), 13.8 (-CH3) MS (ESI): m/z: 434.3, 22 6.1, 23 8.1, 21 2.1, ... 131.5, 128 .6, 128 .2, 127 .2, 115.9, 114.6, 106 .2 (Ar-C), 71.7, 69.5 (O-CH-), 318, 29 .5, 29 .4, 29 .3, 29 .2, 29 .1, 29 .0, 25 .9, 22 .6 (-CH2-), 13.9 (-CH3) MS (ESI): m/z: 524 .5, 433.4, 355 .2, 26 5.1, 23 8.1, ... (C=O), 157.3, 156.7, 156 .2, 154 .2, 141.5, 134.8, 129 .1, 128 .2, 125 .2, 124 .8, 113.5 (ArC, C=C), 69.3 (O-CH-), 31.8, 29 .5, 29 .4, 29 .3, 29 .2, 29 .1, 28 .7, 27 .9, 25 .8, 22 .6 67 (-CH2-), 18.3 (=C-CH3), 13.9...