C13223313311212111133133313331333133313231323133213331311211111
>>
C1322331331121211113313331333133313331323132313321333131121111
<<
C13223313311212111133133313331333133313231323133213331311211113
>>
C13223313311212111133133313331333133313231323133213331311211112
>>