C11111333133313232233133313331333131133133311331323133313223311
>>
C1111133313331323223313331333133313113313331133132313331322331
<<
C11111333133313232233133313331333131133133311331323133313223313
>>
C11111333133313232233133313331333131133133311331323133313223312
>>