Complex sentence: Part of the agreement between NCNB and the FDIC was that NCNB would not bear losses from the substandard assets of the failed FRBC banks, a typical arrangement when FDIC found a buyer for a failed institution.
Split into simpler sentences: Part of the agreement between NCNB and the FDIC was that NCNB would not bear any losses from the substandard assets of the failed FRBC banks. This was the typical arrangement when FDIC found a buyer for a failed institution.