Craft musical creations that incorporate the designated chord alterations.
'C', 'C', 'G7', 'C', 'C', 'C', 'G7', 'C'  
X:1
L:1/4
Q:1/4=180
M:4/4
K:C
"^1""C" C B, C D |"C" E2 E2 |"G7" D C D E |"C" C4 |"^2""C" E D E F |"C" G2 G2 |"G7" F E F G | 
"C" C4 :|  