C12321323221323323132313231313231311331313231323133313231333132312121211111
>>
C1232132322132332313231323131323131133131323132313331323133313231212121111
<<
C12321323221323323132313231313231311331313231323133313231333132312121211113
>>
C12321323221323323132313231313231311331313231323133313231333132312121211112
>>