C2221333133313331311233132313331333133313331323321111113313221232323211
>>
C222133313331333131123313231333133313331333132332111111331322123232321
<<
C2221333133313331311233132313331333133313331323321111113313221232323213
>>
C2221333133313331311233132313331333133313331323321111113313221232323212
>>