C11111333133313232233133313331333133313332313311211111111232311
>>
C1111133313331323223313331333133313331333231331121111111123231
<<
C11111333133313232233133313331333133313332313311211111111232313
>>
C11111333133313232233133313331333133313332313311211111111232312
>>