Construct a musical composition following the given alphabetical structure and incorporating the specified motif.
X:1
L:1/8
Q:1/8=350
M:4/4
K:D
['cA BE{F}ED EFGB', 'aged cded']  
X:1
L:1/8
Q:1/8=350
M:4/4
K:D
 D2 FA d2 cA | BE{F}ED EFGB | Adde dcAd | cAGE{F} EDCA, | DEFA (3dcB cA | BE{F}ED EFGB | 
 A2 de dcAd | cAGE{F} ED D2 :: aged cded | =cBcd efge | aged cded | cAGE{F} ED D2 | ed (3efg agec | 
 dcAB =c2 dc | (3ABA GE DFAd | cAGE{F} EDCA, :|  