D121212121213132333131232313232233132313233313231323331333132333133313222333131   >>    D12121212121313233313123231323223313231323331323132333133313233313331322233313   <<    D121212121213132333131232313232233132313233313231323331333132333133313222333133   >>      D121212121213132333131232313232233132313233313231323331333132333133313222333132   >>