• 88220-50-2
    5-methoxy-4-nitro-1-benzofuran-2-carboxamide
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    5-methoxy-6-nitro-1-benzofuran-2-carbonitrile
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    5-methoxy-4-nitro-1-benzofuran-2-carbonitrile
  • 88220-66-0
    5-hydroxy-4-nitro-1-benzofuran-2-carboxamide
  • 88220-72-8
    5-hydroxy-4-nitro-1-benzofuran-2-carbonitrile
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