D23112313233313223313132322331323331323121111331323131323221111   >>    D2311231323331322331313232233132333132312111133132313132322111   <<    D23112313233313223313132322331323331323121111331323131323221113   >>      D23112313233313223313132322331323331323121111331323131323221112   >>