C123211131133132233131323132313233313233313132313133313231323131211
>>
C12321113113313223313132313231323331323331313231313331323132313121
<<
C123211131133132233131323132313233313233313132313133313231323131213
>>
C123211131133132233131323132313233313233313132313133313231323131212
>>