premise: This Agreement does not apply to Confidential Information: 5.1 to the extent that the Confidential Information is or comes into the public domain other than by breach of this Agreement; 5.2 which the Receiving Party can show by its written or other records was in its possession prior to receipt from the Disclosing Party and which had not previously been obtained from the Disclosing Party or another person under an obligation of confidentiality; 5.3 which the Receiving Party obtains or has available from a source other than the Disclosing Party without breaching any obligation of confidentiality;