C2221333133313331311233132313331333133313331311233131333132323121
>>
C222133313331333131123313231333133313331333131123313133313232312
<<
C2221333133313331311233132313331333133313331311233131333132323123
>>
C2221333133313331311233132313331333133313331311233131333132323122
>>