Active Directory CSV Export C#

ActiveDirectoryCSVExport.cs

string domainName = "YOUR_DOMAIN_NAME";
string cvspath = Environment.GetFolderPath(Environment.SpecialFolder.Desktop) + "\\ActiveDirectoryList_" + Guid.NewGuid().ToString() + ".csv";
            StringBuilder cvscontent = new StringBuilder();
            cvscontent.AppendLine("SAMAccountName, givenName, sn, title, department, samAccountName, userPrincipalName");

            using (var context = new PrincipalContext(ContextType.Domain, domainName))
            {
                using (var searcher = new PrincipalSearcher(new UserPrincipal(context)))
                {
                    foreach (var result in searcher.FindAll())
                    {
                        DirectoryEntry de = result.GetUnderlyingObject() as DirectoryEntry;
                        cvscontent.AppendLine(
                            string.Concat(
                                de.Properties["SAMAccountName"].Value, ", ",
                                de.Properties["givenName"].Value, ", ",
                                de.Properties["sn"].Value, ", ",
                                de.Properties["title"].Value, ", ",
                                de.Properties["department"].Value, ", ",
                                de.Properties["mail"].Value, ", ",
                                de.Properties["manager"].Value, ", ",
                                de.Properties["userPrincipalName"].Value
                                ));

                    }
                }
            }
            File.AppendAllText(cvspath, cvscontent.ToString(), Encoding.Unicode);
            Console.WriteLine(cvscontent);
            Console.ReadLine();