D331322332321323331323223313231121133132322132313231323132313121   >>    D33132233232132333132322331323112113313232213231323132313231312   <<    D331322332321323331323223313231121133132322132313231323132313123   >>      D331322332321323331323223313231121133132322132313231323132313122   >>