D23112313233313223313132322331323221323222332313231333132311111   >>    D2311231323331322331313232233132322132322233231323133313231111   <<    D23112313233313223313132322331323221323222332313231333132311113   >>      D23112313233313223313132322331323221323222332313231333132311112   >>