D121212121213132333131232313232233131323223313233231333132322132311   >>    D12121212121313233313123231323223313132322331323323133313232213231   <<    D121212121213132333131232313232233131323223313233231333132322132313   >>      D121212121213132333131232313232233131323223313233231333132322132312   >>