[Intro]
[Estrofa]
C   C7/E   F   x3
[Estribillo]
C   C7/E   F  D/F#  G  E/G#  Am  A7  Dm7
[Post-Estribillo]
G   Am   Bbm   Bm
Parts 1-3 are played consecutively 6 times through, make sure to hold the Dm7 at the end of
part 2 for 2 full measures.

 
Specific notes in each chord
Chord is built left to right
 
[Part 1]
C = C E G
C7/E = E G Bb
F = C F A
 
[Part 2]
C = C E G
C7/E = E G Bb
F = C F A
D/F# = F# A D
G = G B D
E/G# = G# B E
Am = A C
A7 = G C#
Dm7 = F A C D
 
[Part 3]
Bass
G = G D
Am = A E