Compose a piece of music following the given alphabetical representation of the musical structure and the provided motif.
X:1
L:1/4
M:3/4
K:Dmix
['d e f g2 g (a2 g)', '(G A B) (c2 A) c2 e']  
X:1
L:1/4
M:3/4
K:Dmix
 d e f | g2 g | (a2 g) | (f2 d) | d c A | (c2 A) | G2 G | G3"^fine" || (G A B) | (c2 A) | c2 e | 
 d2 c | A B ^c | d2 d | e d ^c | d2"^D.C." :|  