D3313223323213233313231311112331323223313331323132313331323123232131   >>    D331322332321323331323131111233132322331333132313231333132312323213   <<    D3313223323213233313231311112331323223313331323132313331323123232133   >>      D3313223323213233313231311112331323223313331323132313331323123232132   >>