C111113331333132322331333133313331333132313331333133112212233121
>>
C11111333133313232233133313331333133313231333133313311221223312
<<
C111113331333132322331333133313331333132313331333133112212233123
>>
C111113331333132322331333133313331333132313331333133112212233122
>>