C2221333133313331311233132313331333133313331311233132313231333213121   >>    C222133313331333131123313231333133313331333131123313231323133321312   <<    C2221333133313331311233132313331333133313331311233132313231333213123   >>      C2221333133313331311233132313331333133313331311233132313231333213122   >>