Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/16
M:2/4
K:F
['agfe gfed c2F2 F2(Ac) B2G2 G2(eg)', '(Bc)de fedc Bdag', '(Ac)cc (Bd)dd', '(fe)fg a4']  
X:1
L:1/16
M:2/4
K:F
|: c2 | agfe gfed | c2F2 F2(Ac) | B2G2 G2(eg) | f2A2 A2f2 | agfe gfed | c2F2 F2(Ac) | B2G2 G2(eg) | 
 f4 z2 ::[K:C] (EF) | G2(AG) ^FGAB | c2(dc) (Bc)de | fedc Bdag | e4 c2EF | G2AG (^FG)AB | 
 c2dc (Bc)de | fedc Bdag | c4 z2 ::[K:F] c2 | a2fc (Ac)cc | (Bd)dd c4 | (ce)ee (cg)gg | 
 (Af)ff (ca)aa | a2fc (Ac)cc | (Bd)dd d2c2 | (ce)ee eggg | e4 z2 :: f2 | edef g4 | (fe)fg a4 | 
 edef g2>g2 | (fe)fg a4 | d2d2 dfed | c2a2 f2A2 | d2c2 c2E2 | F4 z2 :|  