D331322332321323331323223313231121133132313232222331323133313123232211   >>    D33132233232132333132322331323112113313231323222233132313331312323221   <<    D331322332321323331323223313231121133132313232222331323133313123232213   >>      D331322332321323331323223313231121133132313232222331323133313123232212   >>