Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
M:4/4
K:G
['D2 G2']  
X:1
L:1/8
M:4/4
K:G
 D2 | G2 FE D2 G2 | B,2 DG G2 D2 | G2 FE D2 G2 | B,2 DG G2 z D | DBBB B2 z d | dcec A2 z F | 
 FAAA A2 z B | BABA G2 |]  