Compose a piece of music using the provided motif and follow the designated alphabet character structure.
X:1
L:1/8
M:4/4
K:D
['de fd', 'FA DA FA DF G2 FG BB']  
X:1
L:1/8
M:4/4
K:D
 de | fd ec dA FA | GA BG E2 ed | c2 B2 Ac ec | de fd A2 de | fd ec dA FA | GA BG E2 ed | 
 c2 B2 Ac ec | df ec d2 :: AG | FA DA FA DF | G2 FG BB AG | F2 DA FF DF | E2 CE GE CE | 
 FA DA FA DF | G2 FG BB AG | Fc ef ge ce | df ec d2 :|  