C312312111111331312111133133313331211111312111133133313232132331
>>
C31231211111133131211113313331333121111131211113313331323213233
<<
C312312111111331312111133133313331211111312111133133313232132333
>>
C312312111111331312111133133313331211111312111133133313232132332
>>