D3313221123132313231323233231323223313231323221333132322331311132313131   >>    D331322112313231323132323323132322331323132322133313232233131113231313   <<    D3313221123132313231323233231323223313231323221333132322331311132313133   >>      D3313221123132313231323233231323223313231323221333132322331311132313132   >>