C111112111133131121133133313331323133313221211111333133313223313331312312121
>>
C11111211113313112113313331333132313331322121111133313331322331333131231212
<<
C111112111133131121133133313331323133313221211111333133313223313331312312123
>>
C111112111133131121133133313331323133313221211111333133313223313331312312122
>>