C2221333133313331311233132313331333133313331322333121111331312313233313222221   >>    C222133313331333131123313231333133313331333132233312111133131231323331322222   <<    C2221333133313331311233132313331333133313331322333121111331312313233313222223   >>      C2221333133313331311233132313331333133313331322333121111331312313233313222222   >>