Write a sentence that about [320 South Boston Building HEIGHT 121.92 (metres); 320 South Boston Building FORMER_NAME "Exchange National Bank Building"; 320 South Boston Building COMPLETION_DATE 1929; 320 South Boston Building FLOOR_COUNT 22].
The building at 320 South Boston Street, formerly called the Exchange National Bank Building, is 121.92 metres, has 22 floors, and was completed in 1929.