D331322332321323331323223313231121133132313331333132313232211311331   >>    D33132233232132333132322331323112113313231333133313231323221131133   <<    D331322332321323331323223313231121133132313331333132313232211311333   >>      D331322332321323331323223313231121133132313331333132313232211311332   >>