Develop musical pieces that incorporate the given motif and follow the specified structure.
X:1
L:1/8
Q:1/8=180
M:6/8
K:D
['gec d2']  
X:1
L:1/8
Q:1/8=180
M:6/8
K:D
|: c/d/ | e2 e e2 e | efd cBA | dcd fed | cAc e2 c/d/ | efe efe | efd cBA | dcd fga |1 
 gec d2 c/d/ :|2 gec d2 f/g/ | afa geg | fdf ecA | dcd fed | cAc e2 f/g/ | a2 f g2 e | f2 d ecA | 
 dcd fga ||1 gec d2 f/g/ :|2 gec d2 ||  