D11213232233132233131121323132313231323123232233132333133313231321121121   >>    D1121323223313223313112132313231323132312323223313233313331323132112112   <<    D11213232233132233131121323132313231323123232233132333133313231321121123   >>      D11213232233132233131121323132313231323123232233132333133313231321121122   >>