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• 

  Acyclovir impurity-M

  CAS NO. 91702-60-2

  Mol. W. 309.27

  Mol. F. C12H15N5O5
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• 

  Acyclovir Impurity-P

  CAS NO. 23169-33-7

  Mol. W. 195.17

  Mol. F. C7H9N5O2
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