Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:6/8
K:G
['(D G)AB AGE']  
X:1
L:1/8
M:6/8
K:G
 (D | G)AB AGE | DEG GBd | efg dBG |{c} BAA A2 (D | G)AB AGE | DGE GBd | efg dBA | BGG G2 :|  