Clapton Eric - Sunshine Of Your Love, аккорды

THE BASICS OF THIS SONG, IS VERY EASY, IT ONE SIMPLE, EASY RIFF, AND THE 
TUNING IS NORMAL, AND IT GOES AS FOLLOWS:

E-
------------------------------------
A-
------------------------------------
D-
-----------------7--6--5------------
G-
-7---7---5---7--------------7------7
B-
------------------------------6(wiggle that fret)
E-
------------------------------------
       THIS IS THE INTRODUCTION!!!

THESE ARE THE CHORDS TO BE PLAYED BETWEEN THE INTRO:
E-
-5-5-4-5                              
D
-7-6-5-----------
A-
-5-5-4-5                              
G-
------7-----7---
D-
-7-7-6-7  AFTER THAT IT REPEATS THIS: 
B-
--------6(wiggle)
G-
-7-7-6-7                              
E-
----------------
B-
-7-7-6-7
E-
-5-5-4-5

ANYONE WANNA HELP ME OUT WITH THE BACKUP CHORDS????