C222133313331333131123313231333133313331333131123313331311331323132321211   >>    C22213331333133313112331323133313331333133313112331333131133132313232121   <<    C222133313331333131123313231333133313331333131123313331311331323132321213   >>      C222133313331333131123313231333133313331333131123313331311331323132321212   >>