C2221333133313331311233132313331333133313331321123231133132311113311   >>    C222133313331333131123313231333133313331333132112323113313231111331   <<    C2221333133313331311233132313331333133313331321123231133132311113313   >>      C2221333133313331311233132313331333133313331321123231133132311113312   >>