C31232233133313221211113313331333133313331212111112111112233233121
>>
C3123223313331322121111331333133313331333121211111211111223323312
<<
C31232233133313221211113313331333133313331212111112111112233233123
>>
C31232233133313221211113313331333133313331212111112111112233233122
>>