Arrange Hex string in a new one as a byte array declaration, C#

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//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Globalization;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using System.Text;

namespace Rextester
{
    public class Program
    {
        public static void Main(string[] args)
        {
            // Your hex string goes here
            var a = "A5217230303030303030303030303030303030303030303030303100004B464B464E494E4937320A01130A01130A01130A01130A01130A011308280828082814001400000001010500000001000000C8828E0A0113019001904C09304B1413010A013200AA00DC010E015E00DC0014000000003C03F7E7";
                        
            for(var c = 0; c < (a.Length - 1); c=c+2) 
            {
                var b = byte.Parse(a[c].ToString() + a[c+1].ToString(), NumberStyles.HexNumber);
                Console.Write("0x" + Convert.ToInt32(b).ToString("X2") + ", ");
            }
        }
    }
}

Show compiler warnings [ + ] Show input
Compilation time: 0,16 sec, absolute running time: 0,08 sec, cpu time: 0,08 sec, average memory usage: 11 Mb, average nr of threads: 2