C222133313331333131123313231333133313331313113313331333131132212311   >>    C22213331333133313112331323133313331333131311331333133313113221231   <<    C222133313331333131123313231333133313331313113313331333131132212313   >>      C222133313331333131123313231333133313331313113313331333131132212312   >>