Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
M:2/2
K:C
['(3EFG cA', 'c a gede (TcBc)f (Tge)df eaaf (Tge)de']  
X:1
L:1/8
M:2/2
K:C
 G | (3EFG cA (TGF)G.G | EGcG EDDG | (3EFG cA (TGFG).A | cded cAAG | (3EFG cA G3 G | EGcG EDDG | 
 (3EFG cA G3 a | gefd ec c || a | gede (TcBc)f | (Tge)df eaaf | (Tge)de (TcBc)A | GcGF ECCf | 
 (Tge)de TcBcf | gedf eaaf | geaf gedc | (3ABc GF Ec c |]  