C11111333133313232233133313331333133313231312111133132213232213233211121
>>
C1111133313331323223313331333133313331323131211113313221323221323321112
<<
C11111333133313232233133313331333133313231312111133132213232213233211123
>>
C11111333133313232233133313331333133313231312111133132213232213233211122
>>