C222133313331333131123313231333133313331313113313112113121121211
>>
C22213331333133313112331323133313331333131311331311211312112121
<<
C222133313331333131123313231333133313331313113313112113121121213
>>
C222133313331333131123313231333133313331313113313112113121121212
>>