C22213331333133313112331323133313331333133313211232313331211111212233231   >>    C2221333133313331311233132313331333133313331321123231333121111121223323   <<    C22213331333133313112331323133313331333133313211232313331211111212233233   >>      C22213331333133313112331323133313331333133313211232313331211111212233232   >>