C1111233131211111211113313331333133313331322322331333133112121311
>>
C111123313121111121111331333133313331333132232233133313311212131
<<
C1111233131211111211113313331333133313331322322331333133112121313
>>
C1111233131211111211113313331333133313331322322331333133112121312
>>