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| 13C NMR (101 MHz, 丙酮) δ 179.66, 149.90, 149.63, 149.36, 139.03, 135.55, 135.31, 135.06, 125.42, 123.53, 123.28, 123.04, 77.88, 55.59, 53.31, 47.81, 42.27, 39.73, 39.26, 39.15, 38.84, 37.21, 37.05, 33.34, 30.84, 28.59, 28.45, 27.89, 24.68, 23.69, 23.40, 21.19, 18.55, 17.30, 17.22, 16.36, 15.45. |
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