Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
Q:3/8=80
M:3/8
K:C
['A2 G']  
X:1
L:1/8
Q:3/8=80
M:3/8
K:C
|: CCE | GGG | A2 A | A2 G | A2 G | FED | GFE | D2 C :|  