Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
Q:3/8=50
M:3/8
K:G
['G GBd edd gBB edd']  
X:1
L:1/8
Q:3/8=50
M:3/8
K:G
 G | GBd | edd | gBB | edd | dcc | cBB | BAA |"^*" A3 G | GBd | edd | gBB | edd |"^*" g>fe/d | 
"^*" e>dc/B |"^*" d>cB/A | G2 |]  