Create a musical composition using the given alphabet-based notation and supplied motif.
X:1
L:1/8
M:2/4
K:A
['(ae)(ec) (ec)(cA) .d.B.G.E A/G/A/B/ A2 (ae)(ec) eccA', 'A2 c/B/c/d/ cc ceac B/A/B/c/ BB BdgB']  
X:1
L:1/8
M:2/4
K:A
 (ae)(ec) | (ec)(cA) | .d.B.G.E | A/G/A/B/ A2 | (ae)(ec) | eccA | .d.B.G.E | A2 A2 :: c/B/c/d/ cc | 
 ceac | B/A/B/c/ BB | BdgB | A/G/A/B/ AA | Aced | (3cBA (3EFG | A2 A2 :|  