D121213233313223313132322231323132313331323132233132313113313233232231   >>    D12121323331322331313232223132313231333132313223313231311331323323223   <<    D121213233313223313132322231323132313331323132233132313113313233232233   >>      D121213233313223313132322231323132313331323132233132313113313233232232   >>