How to get bcp command line return value in c#

System.Diagnostics.ProcessStartInfo procStartInfo =
                    new System.Diagnostics.ProcessStartInfo("cmd", "/c " + "bcp Oceanic.dbo." + dBname + " out C:\\ProgramData\\Oceanic\\" + filename + " -U username -P password -n");
                procStartInfo.RedirectStandardOutput = true;
                procStartInfo.UseShellExecute = false;
                procStartInfo.CreateNoWindow = true;
                System.Diagnostics.Process proc = new System.Diagnostics.Process();
                proc.StartInfo = procStartInfo;
                proc.Start();
                string result = proc.StandardOutput.ReadToEnd();