C221212331313232233132333132311331323331333131133131133132211211   >>    C22121233131323223313233313231133132333133313113313113313221121   <<    C221212331313232233132333132311331323331333131133131133132211213   >>      C221212331313232233132333132311331323331333131133131133132211212   >>