C222133313331333131123313231333133313331313113313331333131323123121
>>
C22213331333133313112331323133313331333131311331333133313132312312
<<
C222133313331333131123313231333133313331313113313331333131323123123
>>
C222133313331333131123313231333133313331313113313331333131323123122
>>