C221212331313232233132333132311331323331333131133132312312323231   >>    C22121233131323223313233313231133132333133313113313231231232323   <<    C221212331313232233132333132311331323331333131133132312312323233   >>      C221212331313232233132333132311331323331333131133132312312323232   >>