C123211131133132233131323132313233313233313132313133313231323133313131121
>>
C12321113113313223313132313231323331323331313231313331323132313331313112
<<
C123211131133132233131323132313233313233313132313133313231323133313131123
>>
C123211131133132233131323132313233313233313132313133313231323133313131122
>>