C123211131133132233131323132313233313233313132313131323132313231221
>>
C12321113113313223313132313231323331323331313231313132313231323122
<<
C123211131133132233131323132313233313233313132313131323132313231223
>>
C123211131133132233131323132313233313233313132313131323132313231222
>>