D33132211231323132313232332313232233132322331331121123231323132322311   >>    D3313221123132313231323233231323223313232233133112112323132313232231   <<    D33132211231323132313232332313232233132322331331121123231323132322313   >>      D33132211231323132313232332313232233132322331331121123231323132322312   >>