C222133313331333131123313231333133313331333132112323133313231311222211231211
>>
C22213331333133313112331323133313331333133313211232313331323131122221123121
<<
C222133313331333131123313231333133313331333132112323133313231311222211231213
>>
C222133313331333131123313231333133313331333132112323133313231311222211231212
>>