D331322332321323331323223313231121133132313331333132313231231221   >>    D33132233232132333132322331323112113313231333133313231323123122   <<    D331322332321323331323223313231121133132313331333132313231231223   >>      D331322332321323331323223313231121133132313331333132313231231222   >>