C2221333133313331311233132313331333133313331333133313231311233131
>>
C222133313331333131123313231333133313331333133313331323131123313
<<
C2221333133313331311233132313331333133313331333133313231311233133
>>
C2221333133313331311233132313331333133313331333133313231311233132
>>