C111112111133131121133133313331333133313331323133313331333133313221211121131
>>
C11111211113313112113313331333133313331333132313331333133313331322121112113
<<
C111112111133131121133133313331333133313331323133313331333133313221211121133
>>
C111112111133131121133133313331333133313331323133313331333133313221211121132
>>