D1131323223313113313123132313231323132313231322331323223313232211111
>>
D113132322331311331312313231323132313231323132233132322331323221111
<<
D1131323223313113313123132313231323132313231322331323223313232211113
>>
D1131323223313113313123132313231323132313231322331323223313232211112
>>