D11213232233132233131121323132313231323123232233132333133313232313123221   >>    D1121323223313223313112132313231323132312323223313233313331323231312322   <<    D11213232233132233131121323132313231323123232233132333133313232313123223   >>      D11213232233132233131121323132313231323123232233132333133313232313123222   >>