C2221333133313331311233132313331333133313331323121111121111132233121
>>
C222133313331333131123313231333133313331333132312111112111113223312
<<
C2221333133313331311233132313331333133313331323121111121111132233123
>>
C2221333133313331311233132313331333133313331323121111121111132233122
>>