Android - [Ayuda] Error En Codigo Android ArrayAdapter Y setOnItemClickListener

package com.manual.juliocesarmorillonova.manual;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.view.View;

import android.widget.AdapterView;

import android.widget.ArrayAdapter;

import android.widget.Spinner;

import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

    private TextView lblMensaje;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        final String[] datos = new String[] {"1", "2", "3", "4", "5"};

        ArrayAdapter<String> adaptador = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_dropdown_item, datos);

        final Spinner enlazar = (Spinner) findViewById(R.id.CmbOpciones);

        adaptador.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

        enlazar.setAdapter(adaptador);

        enlazar.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {

            @Override

            public void onItemSelected(AdapterView<?> parent, android.view.View v, int position, long id) {

                lblMensaje.setText("Seleccionado: " + datos[position]);

            }

            @Override

            public void onNothingSelected(AdapterView<?> parent) {

                lblMensaje.setText("");

            }

        });

    }

}

<?xml version="1.0" encoding="utf-8"?>

<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:app="http://schemas.android.com/apk/res-auto"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    tools:context="com.manual.juliocesarmorillonova.manual.MainActivity">

    <Spinner

        android:id="@+id/CmbOpciones"

        android:layout_width="191dp"

        android:layout_height="wrap_content"

        android:layout_marginBottom="8dp"

        android:layout_marginEnd="8dp"

        android:layout_marginStart="8dp"

        android:layout_marginTop="8dp"

        app:layout_constraintBottom_toBottomOf="parent"

        app:layout_constraintEnd_toEndOf="parent"

        app:layout_constraintHorizontal_bias="0.153"

        app:layout_constraintStart_toStartOf="parent"

        app:layout_constraintTop_toTopOf="parent"

        app:layout_constraintVertical_bias="0.125" />

    <TextView

        android:id="@+id/lblMensaje"

        android:layout_width="196dp"

        android:layout_height="57dp"

        android:layout_marginBottom="8dp"

        android:layout_marginEnd="8dp"

        android:layout_marginStart="8dp"

        android:layout_marginTop="8dp"

        android:text="TextView"

        app:layout_constraintBottom_toBottomOf="parent"

        app:layout_constraintEnd_toEndOf="parent"

        app:layout_constraintStart_toStartOf="parent"

        app:layout_constraintTop_toTopOf="parent" />

</android.support.constraint.ConstraintLayout>

lblMensaje=(TextView)findViewById(R.id.lblMensaje);

C:\Users\Julio Morillo Nova\AndroidStudioProjects\Manual\app\src\main\java\com\manual\juliocesarmorillonova\manual\MainActivity.java

Error:(14, 15) error: <identifier> expected

Error:Execution failed for task ':app:compileDebugJavaWithJavac'.

> Compilation failed; see the compiler error output for details.

public class MainActivity extends AppCompatActivity {

private TextView lblMensaje;

//lblMensaje = (TextView) findViewById(R.id.lblMensaje); esto aqui no va,tienes que ponerlo despues de Oncreate

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

final String[] datos = new String[] {"1", "2", "3", "4", "5"};

ArrayAdapter<String> cmbOpciones = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_dropdown_item, datos);

lblMensaje = (TextView) findViewById(R.id.lblMensaje) //Aqui

final Spinner enlazar = (Spinner) findViewById(R.id.CmbOpciones);

cmbOpciones.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

enlazar.setAdapter(cmbOpciones);

enlazar.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {

@Override

public void onItemSelected(AdapterView<?> parent, android.view.View v, int position, long id) {

lblMensaje.setText("Seleccionado: " + datos[position]);

}