Craft a musical composition that incorporates the supplied alphabet sequence and motif.
X:1
L:1/8
Q:1/2=60
M:4/4
K:C
['dc/B/ ec dBec dc/B/', '(3efe (3ded']  
X:1
L:1/8
Q:1/2=60
M:4/4
K:C
 cBcG cedG | Bdfd ecge | dfaf ecge | dc/B/ ec dBec | dc/B/ ec dBec | dc/B/ A>G G4 :: dzdzdzd z | 
 ezezeze z | aAce aAcd | ed/c/ B>A A3 d | dGBd dGBd | gceg gceg | fzfzfzf z | 
 (3ece (3gdf (3ece (3gdf | (3ece (3gfe dzd z | dzd z (3efe (3ded | (3efe (3ded (3efe (3dgG | 
 czczczc z | (3efe (3ded (3efe (3ded | ezezeze z | d3 e/f/ d3 c | c8 :|  