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140648-28-8 2,3-dioxa-1,4-diazabicyclo[2.2.0]hex-5-ene

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Product Name 2,3-Dioxa-1,4-diazabicyclo[2.2.0]hex-5-ene
CAS No. 140648-28-8
Molecular Formula C2H2N2O2