Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/8
M:4/4
K:C
['(3DDD EDEG AcBG AGEG', 'Bd (3ddd']  
X:1
L:1/8
M:4/4
K:C
 BEA |[M:2/2][K:G]SOSOO .!fermata!PMTuCOMAD (3DDD EDEG | AcBG AGEG | AD (3DDD EDEF | 
 G2({B} AG) EG G2 | AD (3DDD EDEG | AcBG AGEG | Tc2 cA TB2 BG | ABAG EG G2 || Bddf (3(efg) eB | 
 BAGB AGEG | Bd (3ddd efdB | G2({B} AG) EG G2 | Bd (3ddd (3(efg) dB | cABG AGEG | Tc2 cA TB2 BG | 
 ABAG EG G2 |]  