Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
Q:3/8=120
M:6/8
K:G
['d d2 B c2 e d>ed B2', 'd d2 g f2 e d>cB d>cB']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:G
 d | d2 B c2 e | d>ed B2 G | c>de A>Bc | G>AB A2 d | d2 B c2 e | d>ed B2 G | c>de d2 F | G3 G2 || 
 d | d2 g f2 e | d>cB d>cB | A>Bc G2 B | A2 A A2 d | d2 g f2 e | d>cB d>cB | A>Bc F2 A | G2 G G3 ||  