C111113331333132322331333133313331331121111121133133313123232233121
>>
C11111333133313232233133313331333133112111112113313331312323223312
<<
C111113331333132322331333133313331331121111121133133313123232233123
>>
C111113331333132322331333133313331331121111121133133313123232233122
>>