Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/4
M:4/4
K:C
['C C']  
X:1
L:1/4
M:4/4
K:C
 C | C C B, A, | G,2 G, G, | A, C C B, | C2 z C | C C B, A, | G,2 G, G, | A, C C B, | C2 z C | 
 C C G C | B, B, A,2 | D D D C | B, A, G, G, | A, C C B, | C2 z C | C C G C | B, B, A,2 | D D D C | 
 B, A, G, G, | A, C C B, | C2 z |]  