C2221333133313331311233132313331333133313232123313331323223313221131
>>
C222133313331333131123313231333133313331323212331333132322331322113
<<
C2221333133313331311233132313331333133313232123313331323223313221133
>>
C2221333133313331311233132313331333133313232123313331323223313221132
>>