Complex sentence: Together with its sister investment banks, it was referred to as CS First Boston after 1993 and part of Credit Suisse First Boston after 1996, the First Boston part of the name was phased out by 2006.
Split into simpler sentences: Together with its sister investment banks, it was referred to as CS First Boston after 1993 and part of Credit Suisse First Boston after 1996. The First Boston part of the name was phased out by 2006.