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2,2-dimethoxy -2-phenylacetophenone
polym. 2,2一二甲氧基一1,2一二苯基乙酮
2,2-dimethoxy-2-phenylacetophenone
polym. 安息香二甲醚; 2,2一二甲氧基一2一苯基苯乙酮Irgacure 651 (DM PA)