Determine which legal clause the following paragraph belongs to: you in any instance where, as the result of our representation of you, we have obtained sensitive proprietary or other confidential information of a non public natt ure that, if known to any such other client of ours, could be used in a matter in which we are retained by our other client to your or your affiliates' mst eri al diss advantage, unless we sere en our lawyers and paralegals who have such information