Compose a piece of music using the provided motif and follow the designated alphabet character structure.
X:1
L:1/8
M:2/4
K:D
['FAdf fe Be/d/', 'B=c ^cd ed b2']  
X:1
L:1/8
M:2/4
K:D
 A/G/ | FAdf | fe Be/d/ | cegb | (b2 a)A/G/ | FAdf fe Be/d/ | c/d/e/f/ g/a/b/c'/ | d'd'd' || c' | 
 c'e' ac' | bd' f>f | ^ge c'b | af' e'2 | c'e' ac' | ^gd' fa | ^ge c'b | a2 z2 | B=c ^cd | ed b2 | 
 c'd bf | ge c2 | B=c ^cd | ed b2 | c'db>a | g2 z!D.C.! ||  