C2221333133313331311233132313331333133313331321123231333132322121212131
>>
C222133313331333131123313231333133313331333132112323133313232212121213
<<
C2221333133313331311233132313331333133313331321123231333132322121212133
>>
C2221333133313331311233132313331333133313331321123231333132322121212132
>>