Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/8
M:2/2
K:G
['d2 c2']  
X:1
L:1/8
M:2/2
K:G
"G" G d2 G"C" c2 GB- |"G" BA G2"D" F2 D2 |"G" G d2 G"C" c2 GB- |"G" BA G2"D" (FG) A2 | 
"G" G d2 G"C" c2 GB- |"G" BA G2"D" F2 D2 |"G" G d2 G"C" c2 GB- |"G" BA G2"D" (FG) A2 :: 
"G" B>BGzB>B G2- |"C" G c2 c"D" d2 c2 |"G" B>BGzB>B G2- |"C" G c2 A"D" F2 D2 |"G" B>BGzB>B G2- | 
"C" G c2 e"D" d2 c2 |"G" B>BGzB>B G2- |"C" G c2 A"D" F2 E2 :|  