C31232233133313221211113313331333132313232233133313123231323121
>>
C3123223313331322121111331333133313231323223313331312323132312
<<
C31232233133313221211113313331333132313232233133313123231323123
>>
C31232233133313221211113313331333132313232233133313123231323122
>>