C131121333133313233213331333133313331333133313331333133313112231323131121
>>
C13112133313331323321333133313331333133313331333133313331311223132313112
<<
C131121333133313233213331333133313331333133313331333133313112231323131123
>>
C131121333133313233213331333133313331333133313331333133313112231323131122
>>