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832689-33-5 4h-1-benzopyran-3-propanenitrile,6-chloro-a-[(6-chloro-4-oxo-4h-1-benzopyran-3-yl)methyl

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Product Name 4H-1-Benzopyran-3-propanenitrile,6-chloro-a-[(6-chloro-4-oxo-4H-1-benzopyran-3-yl)methylene]-4-oxo-
CAS No. 832689-33-5
Molecular Formula C22H11Cl2NO4