C2221333133313331311233132313331333133313331323321333131211233121
>>
C222133313331333131123313231333133313331333132332133313121123312
<<
C2221333133313331311233132313331333133313331323321333131211233123
>>
C2221333133313331311233132313331333133313331323321333131211233122
>>