C3131313233313113313123132313231323132313231322331313231323221131
>>
C313131323331311331312313231323132313231323132233131323132322113
<<
C3131313233313113313123132313231323132313231322331313231323221133
>>
C3131313233313113313123132313231323132313231322331313231323221132
>>