C2221333133313331311233132313331333133313331322133313331322332123211   >>    C222133313331333131123313231333133313331333132213331333132233212321   <<    C2221333133313331311233132313331333133313331322133313331322332123213   >>      C2221333133313331311233132313331333133313331322133313331322332123212   >>