C111112111133131121133133313331333132313113313331333121111121322233121
>>
C11111211113313112113313331333133313231311331333133312111112132223312
<<
C111112111133131121133133313331333132313113313331333121111121322233123
>>
C111112111133131121133133313331333132313113313331333121111121322233122
>>