all Books and Records of Sellers (provided, however, that for a period of three (3) years after Closing, Sellers shall have reasonable access upon reasonable Notice to Purchaser and so long as such access does not unreasonably interfere with the business operations of Purchaser to the Books and Records of Sellers for purposes of completing their Tax Returns,

all Books and Records of Sellers (provided, however, that for a period of three (3) years after Closing, Sellers shall have reasonable access upon reasonable Notice to Purchaser and so long as such access does not unreasonably interfere with the business operations of Purchaser to the Books and Records of Sellers for purposes of completing their Tax Returns, for regulatory compliance reasons, for purposes of defending or prosecuting any litigation or other claims and otherwise administering and finalizing the Chapter 11 Cases);