C2221333133313331311233132313331333133313331322133313331322331313131   >>    C222133313331333131123313231333133313331333132213331333132233131313   <<    C2221333133313331311233132313331333133313331322133313331322331313133   >>      C2221333133313331311233132313331333133313331322133313331322331313132   >>