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>dB>d (3gbg', 'G2 [K:D] (3BAG F>Ad>A f>dA>F G>Bd>B g>dB>G']  
X:1
L:1/8
M:4/4
K:G
|: (3DEF | G>dB>d (3gbg (3faf | e>cA>G (3FAd (3cBA | (3GG/G/G e>G (3FF/F/F d>F | 
 G>gb>a (3gag (3fed | G>dB>d (3gbg f>a | e>cA>G F>dc>A | (3GFG e>G (3F^EF d>F | (3Ggd (3cBA G2 :: 
[K:D] (3BAG | F>Ad>A f>dA>F | G>Bd>B g>dB>G | A>ce>f (3gfe c>e | (3dcd (3fdB (3ABA (3GFE | 
 F>A (3fdA (3FAd (3fdA | G>B (3gdB (3GB/c/d (3gdB | (3c^Bc c'>=b (3aba (3gfe |1 d2 c2 d2 :|2 
 d2 A2 D2 ||  