D33123232233131133131323323132333131323223313223313233313131323111   >>    D3312323223313113313132332313233313132322331322331323331313132311   <<    D33123232233131133131323323132333131323223313223313233313131323113   >>      D33123232233131133131323323132333131323223313223313233313131323112   >>