Compose a piece of music based on the provided motif and adhering to the outlined musical structure.
X:1
L:1/8
M:6/8
K:G
['CDE D2 C c2 d e2 f', 'efg efg'  
X:1
L:1/8
M:6/8
K:G
|: CDE D2 C | c2 d e2 f | gfe dcB | GBG FDB, | CDE D2 C | c2 d e2 f | gfe dcB | c3 c3 :: efg efg | 
 efg gfe | dBf dBf | def fedefg gfe | def fed | cde dcB | c3 c3 :|  