C2221333133313331311233132313331333133313331322231333132322113111
>>
C222133313331333131123313231333133313331333132223133313232211311
<<
C2221333133313331311233132313331333133313331322231333132322113113
>>
C2221333133313331311233132313331333133313331322231333132322113112
>>