D121212121213132333131232313232233131323223313232233131133132333131111   >>    D12121212121313233313123231323223313132322331323223313113313233313111   <<    D121212121213132333131232313232233131323223313232233131133132333131113   >>      D121212121213132333131232313232233131323223313232233131133132333131112   >>