C111123313331323113313331323133313331311331311331323331313312121   >>    C11112331333132311331333132313331333131133131133132333131331212   <<    C111123313331323113313331323133313331311331311331323331313312123   >>      C111123313331323113313331323133313331311331311331323331313312122   >>