D23112313233313223313132322331323132313223313222233132312112331   >>    D2311231323331322331313232233132313231322331322223313231211233   <<    D23112313233313223313132322331323132313223313222233132312112333   >>      D23112313233313223313132322331323132313223313222233132312112332   >>