C2221333133313331311233132313331333133313131133133313331323123121
>>
C222133313331333131123313231333133313331313113313331333132312312
<<
C2221333133313331311233132313331333133313131133133313331323123123
>>
C2221333133313331311233132313331333133313131133133313331323123122
>>