C222133313331333131123313231333133313331333132321111331311331311333121   >>    C22213331333133313112331323133313331333133313232111133131133131133312   <<    C222133313331333131123313231333133313331333132321111331311331311333123   >>      C222133313331333131123313231333133313331333132321111331311331311333122   >>