Chemical Name : 1,3-Dimethyl-2-imidazolidinone
CAS : 80-73-9
4',5'-Dimethoxy-2'-nitroacetophenone
2-溴-2'-氯-6'-氟苯乙酮
3',5'-Difluoro-4'-hydroxyacetophenone
2,3,6-三氟苯乙酮
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