D331322332321323331323223313231121133132313232222331313231323121   >>    D33132233232132333132322331323112113313231323222233131323132312   <<    D331322332321323331323223313231121133132313232222331313231323123   >>      D331322332321323331323223313231121133132313232222331313231323122   >>