D3313223323213233313231323232132313231333132311331323123231323321   >>    D331322332321323331323132323213231323133313231133132312323132332   <<    D3313223323213233313231323232132313231333132311331323123231323323   >>      D3313223323213233313231323232132313231333132311331323123231323322   >>