Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
Q:1/8=410
M:9/8
K:C
['[GG,,]2 G [AG,]2 B [dG,]2 c [BG,,]3', '[dG,]3 [M:9/8] [eC,,]2 g [fG,]2 e [fF,]2']  
X:1
L:1/8
Q:1/8=410
M:9/8
K:C
|: [GG,,]2 G [AG,]2 B [dG,]2 c | [BG,,]3 [AD,]2 G [AD,]2 B |[M:6/8] [cC,,]3 [dD,,]3 | 
[M:9/8] [GG,,]2 G [AG,]2 B [dG,]2 c | [BG,,]3 [AD,]2 G [AD,]2 B |[M:6/8] [cC,,]3 [cC,]3 :: 
[M:9/8] [eC,,]2 g [fG,]2 e [fF,]2 g | [eC,,]2 c [cC,]2 c [cC,]2 c |[M:6/8] [cF,,]Bc [dG,]3 | 
[M:9/8] [eC,,]2 g [fG,]2 e [fF,]2 g | [eC,,]2 G [GC,]2 G [AG,]2 B |[M:6/8] [cC,,]3 [cC,]3 :|  