C11112233213331323123231323131323132313232233132313331122112312131
>>
C1111223321333132312323132313132313231323223313231333112211231213
<<
C11112233213331323123231323131323132313232233132313331122112312133
>>
C11112233213331323123231323131323132313232233132313331122112312132
>>