C11112233213331323123231323131323132313232233132313112113313221211
>>
C1111223321333132312323132313132313231323223313231311211331322121
<<
C11112233213331323123231323131323132313232233132313112113313221213
>>
C11112233213331323123231323131323132313232233132313112113313221212
>>