C11111333133313232233133313331333133313331333333121111112123221
>>
C1111133313331323223313331333133313331333133333312111111212322
<<
C11111333133313232233133313331333133313331333333121111112123223
>>
C11111333133313232233133313331333133313331333333121111112123222
>>