Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/8
Q:1/4=120
M:4/4
K:G
['(d3 e) (d2 c2) B2']  
X:1
L:1/8
Q:1/4=120
M:4/4
K:G
"^Con Spirito" D2 | (G3 A) (GF).E.D | (d3 e) (d2 c2) | B2 G2 (BA)(GF) | E4 z2 F2 | (G3 A) (GF)ED | 
 (d3 e) (d2 c2) | B2 A2 (GA)(B^c) | d4 z2S d2 | (e3 c) (g2 e2) | (d3 c) (B2 d2) | c2 B2 A2 G2 | 
 E4 z2 F2 | (G3 A) (GF)ED | (d3 e) (d2 c2) | B2 G2 (BA)(GF) | G6!D.S.!S ||  