C2221333133313331311233132313331333133313232123313331322112111211   >>    C222133313331333131123313231333133313331323212331333132211211121   <<    C2221333133313331311233132313331333133313232123313331322112111213   >>      C2221333133313331311233132313331333133313232123313331322112111212   >>