Compose a musical piece by integrating the alphabetic representation of the specified sequence and the provided motif.
X:1
L:1/8
M:6/8
K:G
['d2 c B3']  
X:1
L:1/8
M:6/8
K:G
 D | GGGGFG | AA z3 D | DDd d2 c | B3 z2 d | BBBBcd | e3 edc | ddd d2 c | B3 z2 |]  