Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/8
Q:1/8=180
M:6/8
K:D
['D>ED F2 G A2 B AFD']  
X:1
L:1/8
Q:1/8=180
M:6/8
K:D
|: A, | D>ED F2 G | A2 B AFD | G2 e F2 d | EFD C>B,A, | D>ED F2 G | A2 B AFD | FdF Edc | d3 D2 A | 
 d>ed f2 g | a2 g fed | BcB c2 d | efd cBA | ded f2 g | a2 g fed |1 B/c/dB c/d/ec | d3 D2 :|2 
 Bgf edc | d3 D2 ||  