7. If the debtor receives notification of the assignment from the assignee, the debtor is entitled to request the assignee to provide within a reasonable period of time adequate proof that the assignment from the initial assignor to the initial assignee and any intermediate assignment have been made and, unless the assignee does so, the debtor is discharged by paying in accordance with this article as if the notification from the assignee had not been received. Adequate proof of an assignment includes but is not limited to any writing emanating from the assignor and indicating that the assignment has taken place.
7. 债务人收到受让人发出转让通知的，债务人有权要求受让人在一段合理时间内提供关于初始转让人向初始受让人的转让和任何中间转让确已作出的充分证据；除非受让人这样做，债务人可如同未曾收到受让人的通知一样，通过根据本条付款而解除义务。转让的充分证据包括但不限于由转让人签发并指明转让确已发生的任何书面文件。