C3123121111121111131213331333133313331333133313332112323132333133313112231221
>>
C312312111112111113121333133313331333133313331333211232313233313331311223122
<<
C3123121111121111131213331333133313331333133313332112323132333133313112231223
>>
C3123121111121111131213331333133313331333133313332112323132333133313112231222
>>