C222133313331333131123313231333133313331333131123313233111133132313112113121121
>>
C22213331333133313112331323133313331333133313112331323311113313231311211312112
<<
C222133313331333131123313231333133313331333131123313233111133132313112113121123
>>
C222133313331333131123313231333133313331333131123313233111133132313112113121122
>>