C2221333133313331311233132313331333133313331323321111331323223322231   >>    C222133313331333131123313231333133313331333132332111133132322332223   <<    C2221333133313331311233132313331333133313331323321111331323223322233   >>      C2221333133313331311233132313331333133313331323321111331323223322232   >>