Exceptions. The obligations set forth in [Section 13(a)] shall not apply to any portion of the Confidential Information that the receiving Party can demonstrate by legally sufficient evidence: # now or hereafter, through no act or failure to act on the part of the receiving Party, is or becomes generally available; # is known to the receiving Party at the time of receiving such Confidential Information and not subject to an obligation of confidentiality to a Third Party; # is hereafter furnished to the receiving Party by a Third Party as a matter of right (and without violating any agreement with the disclosing Party) without restriction on use or disclosure; or # is independently developed by the receiving Party without use of any Confidential Information received from the other Party. In addition, each receiving Party may disclose Confidential Information to the extent such disclosure is reasonably necessary to prosecute or defend litigation, to comply with applicable law or regulation or the rules of any securities exchange or other trading market on which such Party's securities are listed, to protect intellectual property rights, to obtain necessary or desirable regulatory approvals, to respond to a valid order of a court or other governmental body or any political subdivision thereof, or to conduct preclinical or clinical trials, provided that, other than with respect to disclosure for protecting intellectual property rights, the receiving Party shall use reasonable efforts to secure confidential treatment of such Confidential Information required to be disclosed.