Develop a musical composition by utilizing the given alphabetic notation and supplied motif.
X:1
L:1/8
M:4/4
K:G
['DG G2 ABcA dedB']  
X:1
L:1/8
M:4/4
K:G
|: DG G2 ABcA | dedB cAAc | B2 GB A2 FA | GBAG FD D2 | DG G2 ABcA | dedB cAAe | fefg fedc |1 
 BcAB G4 :|  