C11111333133313232233133313331333133313223322121111113311211311
>>
C1111133313331323223313331333133313331322332212111111331121131
<<
C11111333133313232233133313331333133313223322121111113311211313
>>
C11111333133313232233133313331333133313223322121111113311211312
>>