D3313221313213231323132313232132313231323132322331311132333132313232223221   >>    D331322131321323132313231323213231323132313232233131113233313231323222322   <<    D3313221313213231323132313232132313231323132322331311132333132313232223223   >>      D3313221313213231323132313232132313231323132322331311132333132313232223222   >>