C2221333133313331311233132313331333133313331322331121133132313211   >>    C222133313331333131123313231333133313331333132233112113313231321   <<    C2221333133313331311233132313331333133313331322331121133132313213   >>      C2221333133313331311233132313331333133313331322331121133132313212   >>