Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
Q:1/2=90
M:2/2
K:G
['G2 G2 GBAc B2 B2 Bdce dgfe', 'B,GDG B,GDG CGEG']  
X:1
L:1/8
Q:1/2=90
M:2/2
K:G
 D2 | G2 G2 GBAc | B2 B2 Bdce | dgfe dcBA | GBdB cAFD | G2 G2 GBAc | B2 B2 Bdce | dgfe dcBA | 
 A2 G2 G2 :: (DC) | B,GDG B,GDG | CGEG CGEG | cAFD cAFD | BGDB, BGDC | B,GDG B,GDG | CGEG CEGE | 
 cAFD cAFD | G2 G2 G2 :|  