C2221333133313331311233132313331333133313331333133313331333131133133322123221
>>
C222133313331333131123313231333133313331333133313331333133313113313332212322
<<
C2221333133313331311233132313331333133313331333133313331333131133133322123223
>>
C2221333133313331311233132313331333133313331333133313331333131133133322123222
>>