D3313223323213233313231311112331323223313331323133313231313121221   >>    D331322332321323331323131111233132322331333132313331323131312122   <<    D3313223323213233313231311112331323223313331323133313231313121223   >>      D3313223323213233313231311112331323223313331323133313231313121222   >>