C2221333133313331311233132313331333133313331333133313331333131133133312121121
>>
C222133313331333131123313231333133313331333133313331333133313113313331212112
<<
C2221333133313331311233132313331333133313331333133313331333131133133312121123
>>
C2221333133313331311233132313331333133313331333133313331333131133133312121122
>>