C111112111133131121133133313331333133313331323133313331331121111332111
>>
C11111211113313112113313331333133313331333132313331333133112111133211
<<
C111112111133131121133133313331333133313331323133313331331121111332113
>>
C111112111133131121133133313331333133313331323133313331331121111332112
>>