Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:4/4
K:G
['', 'G>A B2 A>B c2 B>c DGF<G', '', 'd>B e2 c>B A2 c<A d2 B>A']  
X:1
L:1/8
M:4/4
K:G
 G>A |: B2 A>B c2 B>c | DGF<G E2 F<G | D2 GA cBA<G | A4 A2 G>A | B2 A>B c2 B>c | DGF<G EcB<c | 
 dedD E2 G>F | G4 G4 :| d>B |: e2 c>B A2 c<A | d2 B>A G2 B<G | c2 A>G FEEF | G4 G2 d>B | 
 e2 c>B A2 c<A | d2 B>A G2 B<G | cBAG FG/F/ E>F | G2 F<E D2 E>F | G2 F>G A2 G>A | B2 A>B c2 d>e | 
 d2 c<B A4 | G4 G2 G>A | B2 A>B c2 B>c | DGF<G EFGc | d2 c<B A4 | G4 G4 ||  