C11111333133313232233133313331333133313331333333121111112113123221
>>
C1111133313331323223313331333133313331333133333312111111211312322
<<
C11111333133313232233133313331333133313331333333121111112113123223
>>
C11111333133313232233133313331333133313331333333121111112113123222
>>