using System;

using RtfPipe;

​

namespace Camsnake_ass.cs

{

    public class Program

    {

        public static void Main(string[] args)

        {

            var rtf = @"{\rtf1\ansi\ansicpg1252\deff0\nouicompat\deflang1036{\fonttbl{\f0\fnil\fcharset0 Arial;}{\f1\fswiss\fprq2\fcharset0 Open Sans;}}

{\colortbl ;\red0\green0\blue0;}

{\*\generator Riched20 6.3.9600}\viewkind4\uc1 

\pard\cf1\kerning24\fs18 Les zones et les p\'e9rim\'e8tres 5S sont \b d\'e9finis\b0  (marquage) et \b identifi\'e9s\b0  (adresse).\cf0\kerning0\f1\fs19\par

}";

            var html = Rtf.ToHtml(rtf);

            Console.WriteLine(html);

        }

    }

}

​