Assemble a musical composition that combines the featured motif and conforms to the defined alphabetical form.
X:1
L:1/8
M:2/2
K:A
['(Ac)(ec) (Ac)(ec)', '(CE)(AE) (FA)']  
X:1
L:1/8
M:2/2
K:A
|: (Ac)(ec) (Ac)(ec) | (dc)(BA) (GF)(GE) | (Ac)(ec) (Ac)(ec) | (dB) (AG) A4 :: (CE)(AE) (FA) (Bc) | 
 (dc)(BA){A} G2 E2 | (CE)(AE) (FA) (Bd) | (cB) (AG) A2 A2 :|  