D11213232233132233131121323132313231323123232233132333133312131   >>    D1121323223313223313112132313231323132312323223313233313331213   <<    D11213232233132233131121323132313231323123232233132333133312133   >>      D11213232233132233131121323132313231323123232233132333133312132   >>