Error1: decleration terminal incorect

public static string Encrypt(string toEncrypt, bool useHashing)
    {
      byte[] bytes = Encoding.UTF8.GetBytes(toEncrypt);
      string s = (string) new AppSettingsReader().GetValue("SecurityKey", typeof (string));
      byte[] numArray;
      if (useHashing)
      {
        MD5CryptoServiceProvider cryptoServiceProvider = new MD5CryptoServiceProvider();
        numArray = cryptoServiceProvider.ComputeHash(Encoding.UTF8.GetBytes(s));
        cryptoServiceProvider.Clear();
      }
      else
        numArray = Encoding.UTF8.GetBytes(s);
      TripleDESCryptoServiceProvider cryptoServiceProvider1 = new TripleDESCryptoServiceProvider();
      cryptoServiceProvider1.Key = numArray;
      cryptoServiceProvider1.Mode = CipherMode.ECB;
      cryptoServiceProvider1.Padding = PaddingMode.PKCS7;
      byte[] inArray = cryptoServiceProvider1.CreateEncryptor().TransformFinalBlock(bytes, 0, bytes.Length);
      cryptoServiceProvider1.Clear();
      return Convert.ToBase64String(inArray, 0, inArray.Length);
    }

    public static string Decrypt(string cipherString, bool useHashing)
    {
      byte[] inputBuffer = Convert.FromBase64String(cipherString);
      string s = (string) new AppSettingsReader().GetValue("SecurityKey", typeof (string));
      byte[] numArray;
      if (useHashing)
      {
        MD5CryptoServiceProvider cryptoServiceProvider = new MD5CryptoServiceProvider();
        numArray = cryptoServiceProvider.ComputeHash(Encoding.UTF8.GetBytes(s));
        cryptoServiceProvider.Clear();
      }
      else
        numArray = Encoding.UTF8.GetBytes(s);
      TripleDESCryptoServiceProvider cryptoServiceProvider1 = new TripleDESCryptoServiceProvider();
      cryptoServiceProvider1.Key = numArray;
      cryptoServiceProvider1.Mode = CipherMode.ECB;
      cryptoServiceProvider1.Padding = PaddingMode.PKCS7;
      byte[] bytes = cryptoServiceProvider1.CreateDecryptor().TransformFinalBlock(inputBuffer, 0, inputBuffer.Length);
      cryptoServiceProvider1.Clear();
      return Encoding.UTF8.GetString(bytes);
    }