C222133313331333131123313231333133313331333132112323133313311232233312121
>>
C22213331333133313112331323133313331333133313211232313331331123223331212
<<
C222133313331333131123313231333133313331333132112323133313311232233312123
>>
C222133313331333131123313231333133313331333132112323133313311232233312122
>>