C2221333133313331311233132313331333133313131133132333132331212231
>>
C222133313331333131123313231333133313331313113313233313233121223
<<
C2221333133313331311233132313331333133313131133132333132331212233
>>
C2221333133313331311233132313331333133313131133132333132331212232
>>