Construct a piece of music by converting the stated musical sequence into an alphabetical format and integrating the supplied motif.
X:1
L:1/8
Q:1/8=400
M:6/8
K:C
['', 'D G2']  
X:1
L:1/8
Q:1/8=400
M:6/8
K:C
 z4 z D |: G2 D G2 A | B3 c3 | A2 A d2 c |1 B2 z z2 D :|  