C2221333133313331311233132313331333133313331323312111111312111113332222121
>>
C222133313331333131123313231333133313331333132331211111131211111333222212
<<
C2221333133313331311233132313331333133313331323312111111312111113332222123
>>
C2221333133313331311233132313331333133313331323312111111312111113332222122
>>