C2221333133313331311233132313331333133313331322133313133323133311   >>    C222133313331333131123313231333133313331333132213331313332313331   <<    C2221333133313331311233132313331333133313331322133313133323133313   >>      C2221333133313331311233132313331333133313331322133313133323133312   >>