C13112133313331323321333133313331333133313331333133313331333133313112332121
>>
C1311213331333132332133313331333133313331333133313331333133313331311233212
<<
C13112133313331323321333133313331333133313331333133313331333133313112332123
>>
C13112133313331323321333133313331333133313331333133313331333133313112332122
>>