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:D
['d2 fd', 'CEEG F/E/D AD BDAD G/F/E A,DDA F/E/D']  
X:1
L:1/8
M:4/4
K:D
 A |"D" d2 fd AFDF | d2 fd e/f/g fe | d2 fd AFDF |"A" GEFD CEE :| A |"D" F/E/D AD BDAD | 
 G/F/E F/E/D CEEG | F/E/D AD BDAD | G/F/E F/E/D"A" A,DDA |"D" F/E/D dD cDBD | AD F/E/D"A" CEEG | 
"D" FAdf ecdB | AFGE FDD |]  