C2221333133313331311233132313331333133313331322231333133313231232323321131
>>
C222133313331333131123313231333133313331333132223133313331323123232332113
<<
C2221333133313331311233132313331333133313331322231333133313231232323321133
>>
C2221333133313331311233132313331333133313331322231333133313231232323321132
>>