Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:3/4
K:F
['(a2 f2) .f2', 'x2 g2 gagfed c^Bcdef gagfed c4 fg']  
X:1
L:1/8
M:3/4
K:F
 fg | (a2 f2) .f2 | (b2 g2) .g2 | (a2 f2) .f2 | gfed c2 | (a2 f2) .f2 | (b2 g2) .g2 | a2 f2 eg | 
 f2 x2 :: g2 | gagfed | c^Bcdef | gagfed | c4 fg | (a2 f2) .f2 | (b2 g2) .g2 |"^1)" axf x eg | 
 f2 x2 :|  