D3313111211331323133313331323331323133313231323132322331323233232213131   >>    D331311121133132313331333132333132313331323132313232233132323323221313   <<    D3313111211331323133313331323331323133313231323132322331323233232213133   >>      D3313111211331323133313331323331323133313231323132322331323233232213132   >>