C123211131133132233131323132313233313233313132313133313231333132213131
>>
C12321113113313223313132313231323331323331313231313331323133313221313
<<
C123211131133132233131323132313233313233313132313133313231333132213133
>>
C123211131133132233131323132313233313233313132313133313231333132213132
>>