D11213232233132233131121323132313231323123232233132333133313132313212331   >>    D1121323223313223313112132313231323132312323223313233313331313231321233   <<    D11213232233132233131121323132313231323123232233132333133313132313212333   >>      D11213232233132233131121323132313231323123232233132333133313132313212332   >>