C2221333133313331311233132313331333133313331321123231333133313112311   >>    C222133313331333131123313231333133313331333132112323133313331311231   <<    C2221333133313331311233132313331333133313331321123231333133313112313   >>      C2221333133313331311233132313331333133313331321123231333133313112312   >>