D23112313233313223313132322331323132313132313133313231333132312112331   >>    D2311231323331322331313232233132313231313231313331323133313231211233   <<    D23112313233313223313132322331323132313132313133313231333132312112333   >>      D23112313233313223313132322331323132313132313133313231333132312112332   >>