C2221333133313331311233132313331333133313331323312111133111123311   >>    C222133313331333131123313231333133313331333132331211113311112331   <<    C2221333133313331311233132313331333133313331323312111133111123313   >>      C2221333133313331311233132313331333133313331323312111133111123312   >>