α-Methoxy-α-phenylacetophenone2-Methoxy-2-phenylacetophenone2-甲氧基-2-苯基乙酰苯2-甲氧基-1,2-二苯基乙酮Benzoin methyl ether安息香甲基醚1,2-Diphenyl-2-methoxyethan-1-one安息香甲醚alpha-Methoxy-alpha-phenylacetophenone2-甲氧基-2-苯基苯乙酮Benzoin methyl ether2-Methoxy-2-phenylacetophenone安息香甲基醚