D121212121213132333131232313232233131323223313231322331323131121133231   >>    D12121212121313233313123231323223313132322331323132233132313112113323   <<    D121212121213132333131232313232233131323223313231322331323131121133233   >>      D121212121213132333131232313232233131323223313231322331323131121133232   >>