C2221333133313331311233132313331333133313232123313331323221323132121
>>
C222133313331333131123313231333133313331323212331333132322132313212
<<
C2221333133313331311233132313331333133313232123313331323221323132123
>>
C2221333133313331311233132313331333133313232123313331323221323132122
>>