D31131323221323223313231123313232113313113313231333112211232313231323311   >>    D3113132322132322331323112331323211331311331323133311221123231323132331   <<    D31131323221323223313231123313232113313113313231333112211232313231323313   >>      D31131323221323223313231123313232113313113313231333112211232313231323312   >>