Construct a musical piece that follows the designated lettered structure and integrates the provided motif throughout.
X:1
L:1/4
Q:1/4=100
M:3/4
K:C
['F E D']  
X:1
L:1/4
Q:1/4=100
M:3/4
K:C
 (D/C/) | D G (A/B/) | c A c | A (F/D/) F | E D G | (A d) e | d c G | A d (e/c/) | d2 (d/e/) | 
 f (e/d/) (d/c/) | (c/d/) d G/c/ | A (D/E/) F | E D E | F G (A/B/) | (c/A/) A G | (A/F/) E E | 
 D2 ||  