C11111333133313232233133313331333133313331311331333133313311233121
>>
C1111133313331323223313331333133313331333131133133313331331123312
<<
C11111333133313232233133313331333133313331311331333133313311233123
>>
C11111333133313232233133313331333133313331311331333133313311233122
>>