C2221333133313331311233132313331333133313131133133313331321123133313121233221
>>
C222133313331333131123313231333133313331313113313331333132112313331312123322
<<
C2221333133313331311233132313331333133313131133133313331321123133313121233223
>>
C2221333133313331311233132313331333133313131133133313331321123133313121233222
>>