C2221333133313331311233132313331333133313331322333121111331333221222321   >>    C222133313331333131123313231333133313331333132233312111133133322122232   <<    C2221333133313331311233132313331333133313331322333121111331333221222323   >>      C2221333133313331311233132313331333133313331322333121111331333221222322   >>