D3313223323213233313231311112331323223313331323223313233311231211   >>    D331322332321323331323131111233132322331333132322331323331123121   <<    D3313223323213233313231311112331323223313331323223313233311231213   >>      D3313223323213233313231311112331323223313331323223313233311231212   >>