D121212121213132333131232313232233131323223313232233131133133322131   >>    D12121212121313233313123231323223313132322331323223313113313332213   <<    D121212121213132333131232313232233131323223313232233131133133322133   >>      D121212121213132333131232313232233131323223313232233131133133322132   >>