Export Roaming adress book in format LDIF/ ldap - file is empty -

I would like to export in LDIF format the \Lotus\Domino\Data\roaming\Durand\names.nsf for somebody.My command work but the file is empty…

What is wrong in my command ?

C:\Program Files\lotus85\notes>ldapsearch.exe -h Lotus/Server -D “cn=Admin” -w admin -f \Lotus/Server\e$\Lotus\Domino\Data\roaming\Durand\names.nsf -L “objectClass=*” >c:\names.ldif