C2221333133313331311233132313331333133313331321123231111331311111   >>    C222133313331333131123313231333133313331333132112323111133131111   <<    C2221333133313331311233132313331333133313331321123231111331311113   >>      C2221333133313331311233132313331333133313331321123231111331311112   >>