D331322332321323331323223313231121133132313331333132313232212112331   >>    D33132233232132333132322331323112113313231333133313231323221211233   <<    D331322332321323331323223313231121133132313331333132313232212112333   >>      D331322332321323331323223313231121133132313331333132313232212112332   >>