C2221333133313331311233132313331333133313131133133313113313132311223311   >>    C222133313331333131123313231333133313331313113313331311331313231122331   <<    C2221333133313331311233132313331333133313131133133313113313132311223313   >>      C2221333133313331311233132313331333133313131133133313113313132311223312   >>