premise: No confidentiality and non-disclosure obligations shall apply if, and to the extent that the Confidential Information - (a) is already known by the Receiving Party prior to receipt from the Disclosing Party; or (b) is or becomes part of the public domain and widely available other than by breach of the obligations of the Receiving Party ; or (c) is independently developed by the Receiving Party; or (d) is lawfully received by the Receiving Party from a third party; or (e) is required to be disclosed by operation of law and if the Receiving Party is required to disclose under this clause, the Receiving Party shall, if possible, disclose only to the minimum required to comply with the law. 4.2  If at any time clause 4.1(e) above applies to any part of the Confidential Information, the Receiving Party shall immediately notify the Disclosing Party of the matter, so that the Disclosing Party may, if it wishes, seek an appropriate remedy under the applicable laws to prevent the use or disclosure or protect the confidentiality of what is disclosed.