Question: What is the area in km2 for the district whose original name was Kecamatan Bogor Timur?
Schema: create table table_1104312_5 (area_in_km² varchar, original_name varchar, PRIMARY KEY (area_in_km²))
SQL: select area_in_km² from table_1104312_5 where original_name = "kecamatan bogor timur"