Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
M:3/4
K:A
['A=c e2']  
X:1
L:1/8
M:3/4
K:A
 AGA=cBG | AGA=cBG | A=c e2 dB | d=f e4 | A=c e2 BG | B=c A4 | AGAcBG | AGA=cBG | A=c e2 dB | 
 d=f e4 | A=c e2 BG | B=c A4 |]  