C2221333133313331311233132313331333133313331323321111331323133313331123313131   >>    C222133313331333131123313231333133313331333132332111133132313331333112331313   <<    C2221333133313331311233132313331333133313331323321111331323133313331123313133   >>      C2221333133313331311233132313331333133313331323321111331323133313331123313132   >>