C2221333133313331311233132313331333133313331333133313331311331323133121   >>    C222133313331333131123313231333133313331333133313331333131133132313312   <<    C2221333133313331311233132313331333133313331333133313331311331323133123   >>      C2221333133313331311233132313331333133313331333133313331311331323133122   >>