premise: The obligation of confidentiality with respect to Confidential Information will not apply to any information: a. If the information is or becomes publicly known and available other than as a result of prior unauthorized disclosure by the Receiving Party or any of its Representatives; b. If the information is or was received by the Receiving Party from a third party source which, to the best knowledge of the Receiving Party or its Representatives, is or was not under a confidentiality obligation to the Disclosing Party with regard to such information; c. If the information is disclosed by the Receiving Party with the Disclosing Party's prior written permission and approval; d. If the information is independently developed by the Receiving Party prior to disclosure by the Disclosing Party and without the use and benefit of any of the Disclosing Party's Confidential Information; or e. If the Receiving Party or any of its Representatives is legally compelled by applicable law, by any court, governmental agency or regulatory authority or by subpoena or discovery request in pending litigation but only if, to the extent lawful, the Receiving Party or its Representatives give prompt written notice of that fact to the Disclosing Party prior to disclosure so that the Disclosing Party may request a protective order or other remedy to prevent or limit such disclosure and in the absence of such protective order or other remedy, the Receiving Party or its Representatives may disclose only such portion of the Confidential Information which it is legally obligated to disclose.