msdn link

The SAMPR_DOMAIN_DISPLAY_GROUP structure contains a subset of group information sufficient to show a summary of the account for an account management application.

 typedef struct _SAMPR_DOMAIN_DISPLAY_GROUP {
   unsigned long Index;
   unsigned long Rid;
   unsigned long Attributes;
   RPC_UNICODE_STRING AccountName;
   RPC_UNICODE_STRING AdminComment;
 } SAMPR_DOMAIN_DISPLAY_GROUP,
  *PSAMPR_DOMAIN_DISPLAY_GROUP;

For information on each field, see section 2.2.8.1.