D3313221123132313231323233231323223313231323221333132333132313133313231321   >>    D331322112313231323132323323132322331323132322133313233313231313331323132   <<    D3313221123132313231323233231323223313231323221333132333132313133313231323   >>      D3313221123132313231323233231323223313231323221333132333132313133313231322   >>