C222133313331333131123313231333133313331313113313331333132331133132322121
>>
C22213331333133313112331323133313331333131311331333133313233113313232212
<<
C222133313331333131123313231333133313331313113313331333132331133132322123
>>
C222133313331333131123313231333133313331313113313331333132331133132322122
>>