using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;
 
public class Test
{
	public static void Main()
	{
		var mainstring = "<para>         This is a test paragraph        </para>";
		// First index of >
		var start = mainstring.IndexOf(">") + 1;
		var prefix = mainstring.Substring(0, start - 1);
		// Last index of <
		var end = mainstring.LastIndexOf("<") - 1;
		var suffix = mainstring.Substring(end + 1);
		mainstring = prefix + mainstring.Substring(start, end - start + 1).Trim() + suffix;
	    Console.WriteLine(mainstring);
	}
}

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