C2122121212132322331313132313232233132333132312113313231323221131
>>
C212212121213232233131313231323223313233313231211331323132322113
<<
C2122121212132322331313132313232233132333132312113313231323221133
>>
C2122121212132322331313132313232233132333132312113313231323221132
>>